72664431

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{65287}}^1$

素因数の和:65350

約数の個数: 16

約数和(自身を含む): 112817664

約数和(自身を除く): 40153233

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 65287, 195861, 457009, 1371027, 3460211, 10380633, 24221477, 72664431]

約数ペア:

[(1, 72664431), (3, 24221477), (7, 10380633), (21, 3460211), (53, 1371027), (159, 457009), (371, 195861), (1113, 65287)]