89049215

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 112997808

約数和(自身を除く): 23948593

約数列:

[1, 5, 23, 115, 131, 257, 529, 655, 1285, 2645, 3013, 5911, 15065, 29555, 33667, 69299, 135953, 168335, 346495, 679765, 774341, 3871705, 17809843, 89049215]

約数ペア:

[(1, 89049215), (5, 17809843), (23, 3871705), (115, 774341), (131, 679765), (257, 346495), (529, 168335), (655, 135953), (1285, 69299), (2645, 33667), (3013, 29555), (5911, 15065)]