77201721

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{77279}}^1$

素因数の和:77325

約数の個数: 16

約数和(自身を含む): 117465600

約数和(自身を除く): 40263879

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 77279, 231837, 695511, 2086533, 2859323, 8577969, 25733907, 77201721]

約数ペア:

[(1, 77201721), (3, 25733907), (9, 8577969), (27, 2859323), (37, 2086533), (111, 695511), (333, 231837), (999, 77279)]