72553928

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{221201}}^1$

素因数の和:221248

約数の個数: 16

約数和(自身を含む): 139357260

約数和(自身を除く): 66803332

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 221201, 442402, 884804, 1769608, 9069241, 18138482, 36276964, 72553928]

約数ペア:

[(1, 72553928), (2, 36276964), (4, 18138482), (8, 9069241), (41, 1769608), (82, 884804), (164, 442402), (328, 221201)]