1256222511

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{971}}^1\times {\mathrm{3343}}^1$

素因数の和:4363

約数の個数: 24

約数和(自身を含む): 1859210496

約数和(自身を除く): 602987985

約数列:

[1, 3, 9, 43, 129, 387, 971, 2913, 3343, 8739, 10029, 30087, 41753, 125259, 143749, 375777, 431247, 1293741, 3246053, 9738159, 29214477, 139580279, 418740837, 1256222511]

約数ペア:

[(1, 1256222511), (3, 418740837), (9, 139580279), (43, 29214477), (129, 9738159), (387, 3246053), (971, 1293741), (2913, 431247), (3343, 375777), (8739, 143749), (10029, 125259), (30087, 41753)]