90370007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{197}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 113385888

約数和(自身を除く): 23015881

約数列:

[1, 7, 13, 71, 91, 197, 497, 923, 1379, 2561, 5041, 6461, 13987, 17927, 35287, 65533, 97909, 181831, 458731, 993077, 1272817, 6951539, 12910001, 90370007]

約数ペア:

[(1, 90370007), (7, 12910001), (13, 6951539), (71, 1272817), (91, 993077), (197, 458731), (497, 181831), (923, 97909), (1379, 65533), (2561, 35287), (5041, 17927), (6461, 13987)]