90640869

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 137023488

約数和(自身を除く): 46382619

約数列:

[1, 3, 11, 31, 33, 93, 251, 341, 353, 753, 1023, 1059, 2761, 3883, 7781, 8283, 10943, 11649, 23343, 32829, 85591, 88603, 120373, 256773, 265809, 361119, 974633, 2746693, 2923899, 8240079, 30213623, 90640869]

約数ペア:

[(1, 90640869), (3, 30213623), (11, 8240079), (31, 2923899), (33, 2746693), (93, 974633), (251, 361119), (341, 265809), (353, 256773), (753, 120373), (1023, 88603), (1059, 85591), (2761, 32829), (3883, 23343), (7781, 11649), (8283, 10943)]