28821816

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:429

約数の個数: 96

約数和(自身を含む): 82992000

約数和(自身を除く): 54170184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 37, 62, 72, 74, 93, 111, 124, 148, 186, 222, 248, 279, 296, 333, 349, 372, 444, 558, 666, 698, 744, 888, 1047, 1116, 1147, 1332, 1396, 2094, 2232, 2294, 2664, 2792, 3141, 3441, 4188, 4588, 6282, 6882, 8376, 9176, 10323, 10819, 12564, 12913, 13764, 20646, 21638, 25128, 25826, 27528, 32457, 38739, 41292, 43276, 51652, 64914, 77478, 82584, 86552, 97371, 103304, 116217, 129828, 154956, 194742, 232434, 259656, 309912, 389484, 400303, 464868, 778968, 800606, 929736, 1200909, 1601212, 2401818, 3202424, 3602727, 4803636, 7205454, 9607272, 14410908, 28821816]

約数ペア:

[(1, 28821816), (2, 14410908), (3, 9607272), (4, 7205454), (6, 4803636), (8, 3602727), (9, 3202424), (12, 2401818), (18, 1601212), (24, 1200909), (31, 929736), (36, 800606), (37, 778968), (62, 464868), (72, 400303), (74, 389484), (93, 309912), (111, 259656), (124, 232434), (148, 194742), (186, 154956), (222, 129828), (248, 116217), (279, 103304), (296, 97371), (333, 86552), (349, 82584), (372, 77478), (444, 64914), (558, 51652), (666, 43276), (698, 41292), (744, 38739), (888, 32457), (1047, 27528), (1116, 25826), (1147, 25128), (1332, 21638), (1396, 20646), (2094, 13764), (2232, 12913), (2294, 12564), (2664, 10819), (2792, 10323), (3141, 9176), (3441, 8376), (4188, 6882), (4588, 6282)]