128973831

素因数分解:

$3^1\times 7^3\times {\mathrm{125339}}^1$

素因数の和:125363

約数の個数: 16

約数和(自身を含む): 200544000

約数和(自身を除く): 71570169

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 125339, 376017, 877373, 2632119, 6141611, 18424833, 42991277, 128973831]

約数ペア:

[(1, 128973831), (3, 42991277), (7, 18424833), (21, 6141611), (49, 2632119), (147, 877373), (343, 376017), (1029, 125339)]