520045947

素因数分解:

$3^3\times {\mathrm{229}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 779240000

約数和(自身を除く): 259194053

約数列:

[1, 3, 9, 27, 229, 241, 349, 687, 723, 1047, 2061, 2169, 3141, 6183, 6507, 9423, 55189, 79921, 84109, 165567, 239763, 252327, 496701, 719289, 756981, 1490103, 2157867, 2270943, 19260961, 57782883, 173348649, 520045947]

約数ペア:

[(1, 520045947), (3, 173348649), (9, 57782883), (27, 19260961), (229, 2270943), (241, 2157867), (349, 1490103), (687, 756981), (723, 719289), (1047, 496701), (2061, 252327), (2169, 239763), (3141, 165567), (6183, 84109), (6507, 79921), (9423, 55189)]