72481731

素因数分解:

$3^1\times 7^3\times {\mathrm{70439}}^1$

素因数の和:70463

約数の個数: 16

約数和(自身を含む): 112704000

約数和(自身を除く): 40222269

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 70439, 211317, 493073, 1479219, 3451511, 10354533, 24160577, 72481731]

約数ペア:

[(1, 72481731), (3, 24160577), (7, 10354533), (21, 3451511), (49, 1479219), (147, 493073), (343, 211317), (1029, 70439)]