72664792

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{221539}}^1$

素因数の和:221586

約数の個数: 16

約数和(自身を含む): 139570200

約数和(自身を除く): 66905408

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 221539, 443078, 886156, 1772312, 9083099, 18166198, 36332396, 72664792]

約数ペア:

[(1, 72664792), (2, 36332396), (4, 18166198), (8, 9083099), (41, 1772312), (82, 886156), (164, 443078), (328, 221539)]