151970021

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{757}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 188205336

約数和(自身を除く): 36235315

約数列:

[1, 7, 17, 49, 119, 241, 757, 833, 1687, 4097, 5299, 11809, 12869, 28679, 37093, 90083, 182437, 200753, 630581, 1277059, 3101429, 8939413, 21710003, 151970021]

約数ペア:

[(1, 151970021), (7, 21710003), (17, 8939413), (49, 3101429), (119, 1277059), (241, 630581), (757, 200753), (833, 182437), (1687, 90083), (4097, 37093), (5299, 28679), (11809, 12869)]