86486868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1021}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 236969096

約数和(自身を除く): 150482228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 181, 234, 362, 468, 543, 724, 1021, 1086, 1629, 2042, 2172, 2353, 3063, 3258, 4084, 4706, 6126, 6516, 7059, 9189, 9412, 12252, 13273, 14118, 18378, 21177, 26546, 28236, 36756, 39819, 42354, 53092, 79638, 84708, 119457, 159276, 184801, 238914, 369602, 477828, 554403, 739204, 1108806, 1663209, 2217612, 2402413, 3326418, 4804826, 6652836, 7207239, 9609652, 14414478, 21621717, 28828956, 43243434, 86486868]

約数ペア:

[(1, 86486868), (2, 43243434), (3, 28828956), (4, 21621717), (6, 14414478), (9, 9609652), (12, 7207239), (13, 6652836), (18, 4804826), (26, 3326418), (36, 2402413), (39, 2217612), (52, 1663209), (78, 1108806), (117, 739204), (156, 554403), (181, 477828), (234, 369602), (362, 238914), (468, 184801), (543, 159276), (724, 119457), (1021, 84708), (1086, 79638), (1629, 53092), (2042, 42354), (2172, 39819), (2353, 36756), (3063, 28236), (3258, 26546), (4084, 21177), (4706, 18378), (6126, 14118), (6516, 13273), (7059, 12252), (9189, 9412)]