90399658

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 145248768

約数和(自身を除く): 54849110

約数列:

[1, 2, 31, 37, 62, 74, 157, 251, 314, 502, 1147, 2294, 4867, 5809, 7781, 9287, 9734, 11618, 15562, 18574, 39407, 78814, 180079, 287897, 360158, 575794, 1221617, 1458059, 2443234, 2916118, 45199829, 90399658]

約数ペア:

[(1, 90399658), (2, 45199829), (31, 2916118), (37, 2443234), (62, 1458059), (74, 1221617), (157, 575794), (251, 360158), (314, 287897), (502, 180079), (1147, 78814), (2294, 39407), (4867, 18574), (5809, 15562), (7781, 11618), (9287, 9734)]