391503216

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:639

約数の個数: 160

約数和(自身を含む): 1156814848

約数和(自身を除く): 765311632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 37, 39, 48, 52, 62, 74, 78, 93, 104, 111, 124, 148, 156, 186, 208, 222, 248, 296, 312, 372, 403, 444, 481, 496, 547, 592, 624, 744, 806, 888, 962, 1094, 1147, 1209, 1443, 1488, 1612, 1641, 1776, 1924, 2188, 2294, 2418, 2886, 3224, 3282, 3441, 3848, 4376, 4588, 4836, 5772, 6448, 6564, 6882, 7111, 7696, 8752, 9176, 9672, 11544, 13128, 13764, 14222, 14911, 16957, 18352, 19344, 20239, 21333, 23088, 26256, 27528, 28444, 29822, 33914, 40478, 42666, 44733, 50871, 55056, 56888, 59644, 60717, 67828, 80956, 85332, 89466, 101742, 113776, 119288, 121434, 135656, 161912, 170664, 178932, 203484, 220441, 238576, 242868, 263107, 271312, 323824, 341328, 357864, 406968, 440882, 485736, 526214, 627409, 661323, 715728, 789321, 813936, 881764, 971472, 1052428, 1254818, 1322646, 1578642, 1763528, 1882227, 2104856, 2509636, 2645292, 3157284, 3527056, 3764454, 4209712, 5019272, 5290584, 6314568, 7528908, 8156317, 10038544, 10581168, 12629136, 15057816, 16312634, 24468951, 30115632, 32625268, 48937902, 65250536, 97875804, 130501072, 195751608, 391503216]

約数ペア:

[(1, 391503216), (2, 195751608), (3, 130501072), (4, 97875804), (6, 65250536), (8, 48937902), (12, 32625268), (13, 30115632), (16, 24468951), (24, 16312634), (26, 15057816), (31, 12629136), (37, 10581168), (39, 10038544), (48, 8156317), (52, 7528908), (62, 6314568), (74, 5290584), (78, 5019272), (93, 4209712), (104, 3764454), (111, 3527056), (124, 3157284), (148, 2645292), (156, 2509636), (186, 2104856), (208, 1882227), (222, 1763528), (248, 1578642), (296, 1322646), (312, 1254818), (372, 1052428), (403, 971472), (444, 881764), (481, 813936), (496, 789321), (547, 715728), (592, 661323), (624, 627409), (744, 526214), (806, 485736), (888, 440882), (962, 406968), (1094, 357864), (1147, 341328), (1209, 323824), (1443, 271312), (1488, 263107), (1612, 242868), (1641, 238576), (1776, 220441), (1924, 203484), (2188, 178932), (2294, 170664), (2418, 161912), (2886, 135656), (3224, 121434), (3282, 119288), (3441, 113776), (3848, 101742), (4376, 89466), (4588, 85332), (4836, 80956), (5772, 67828), (6448, 60717), (6564, 59644), (6882, 56888), (7111, 55056), (7696, 50871), (8752, 44733), (9176, 42666), (9672, 40478), (11544, 33914), (13128, 29822), (13764, 28444), (14222, 27528), (14911, 26256), (16957, 23088), (18352, 21333), (19344, 20239)]