72666559

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 87333120

約数和(自身を除く): 14666561

約数列:

[1, 7, 47, 49, 139, 227, 329, 973, 1589, 2303, 6533, 6811, 10669, 11123, 31553, 45731, 74683, 220871, 320117, 522781, 1482991, 1546097, 10380937, 72666559]

約数ペア:

[(1, 72666559), (7, 10380937), (47, 1546097), (49, 1482991), (139, 522781), (227, 320117), (329, 220871), (973, 74683), (1589, 45731), (2303, 31553), (6533, 11123), (6811, 10669)]