42721274

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{1087}}^1$

素因数の和:1589

約数の個数: 16

約数和(自身を含む): 65776128

約数和(自身を除く): 23054854

約数列:

[1, 2, 43, 86, 457, 914, 1087, 2174, 19651, 39302, 46741, 93482, 496759, 993518, 21360637, 42721274]

約数ペア:

[(1, 42721274), (2, 21360637), (43, 993518), (86, 496759), (457, 93482), (914, 46741), (1087, 39302), (2174, 19651)]