23912915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 32456256

約数和(自身を除く): 8543341

約数列:

[1, 5, 13, 37, 61, 65, 163, 185, 305, 481, 793, 815, 2119, 2257, 2405, 3965, 6031, 9943, 10595, 11285, 29341, 30155, 49715, 78403, 129259, 146705, 367891, 392015, 646295, 1839455, 4782583, 23912915]

約数ペア:

[(1, 23912915), (5, 4782583), (13, 1839455), (37, 646295), (61, 392015), (65, 367891), (163, 146705), (185, 129259), (305, 78403), (481, 49715), (793, 30155), (815, 29341), (2119, 11285), (2257, 10595), (2405, 9943), (3965, 6031)]