15721283090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1\times {\mathrm{27283}}^1$

素因数の和:29306

約数の個数: 32

約数和(自身を含む): 29289919680

約数和(自身を除く): 13568636590

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1987, 3974, 9935, 19870, 27283, 54566, 57623, 115246, 136415, 272830, 288115, 576230, 791207, 1582414, 3956035, 7912070, 54211321, 108422642, 271056605, 542113210, 1572128309, 3144256618, 7860641545, 15721283090]

約数ペア:

[(1, 15721283090), (2, 7860641545), (5, 3144256618), (10, 1572128309), (29, 542113210), (58, 271056605), (145, 108422642), (290, 54211321), (1987, 7912070), (3974, 3956035), (9935, 1582414), (19870, 791207), (27283, 576230), (54566, 288115), (57623, 272830), (115246, 136415)]