388531494

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2819}}^1$

素因数の和:2890

約数の個数: 96

約数和(自身を含む): 985420800

約数和(自身を除く): 596889306

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 117, 171, 186, 234, 247, 279, 342, 403, 494, 558, 589, 741, 806, 1178, 1209, 1482, 1767, 2223, 2418, 2819, 3534, 3627, 4446, 5301, 5638, 7254, 7657, 8457, 10602, 15314, 16914, 22971, 25371, 36647, 45942, 50742, 53561, 68913, 73294, 87389, 107122, 109941, 137826, 160683, 174778, 219882, 262167, 321366, 329823, 482049, 524334, 659646, 696293, 786501, 964098, 1136057, 1392586, 1573002, 1660391, 2088879, 2272114, 3320782, 3408171, 4177758, 4981173, 6266637, 6816342, 9962346, 10224513, 12533274, 14943519, 20449026, 21585083, 29887038, 43170166, 64755249, 129510498, 194265747, 388531494]

約数ペア:

[(1, 388531494), (2, 194265747), (3, 129510498), (6, 64755249), (9, 43170166), (13, 29887038), (18, 21585083), (19, 20449026), (26, 14943519), (31, 12533274), (38, 10224513), (39, 9962346), (57, 6816342), (62, 6266637), (78, 4981173), (93, 4177758), (114, 3408171), (117, 3320782), (171, 2272114), (186, 2088879), (234, 1660391), (247, 1573002), (279, 1392586), (342, 1136057), (403, 964098), (494, 786501), (558, 696293), (589, 659646), (741, 524334), (806, 482049), (1178, 329823), (1209, 321366), (1482, 262167), (1767, 219882), (2223, 174778), (2418, 160683), (2819, 137826), (3534, 109941), (3627, 107122), (4446, 87389), (5301, 73294), (5638, 68913), (7254, 53561), (7657, 50742), (8457, 45942), (10602, 36647), (15314, 25371), (16914, 22971)]