156201857

素因数分解:

$7^4\times {\mathrm{67}}^1\times {\mathrm{971}}^1$

素因数の和:1066

約数の個数: 20

約数和(自身を含む): 185134896

約数和(自身を除く): 28933039

約数列:

[1, 7, 49, 67, 343, 469, 971, 2401, 3283, 6797, 22981, 47579, 65057, 160867, 333053, 455399, 2331371, 3187793, 22314551, 156201857]

約数ペア:

[(1, 156201857), (7, 22314551), (49, 3187793), (67, 2331371), (343, 455399), (469, 333053), (971, 160867), (2401, 65057), (3283, 47579), (6797, 22981)]