28134490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{991}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 53996544

約数和(自身を除く): 25862054

約数列:

[1, 2, 5, 10, 17, 34, 85, 167, 170, 334, 835, 991, 1670, 1982, 2839, 4955, 5678, 9910, 14195, 16847, 28390, 33694, 84235, 165497, 168470, 330994, 827485, 1654970, 2813449, 5626898, 14067245, 28134490]

約数ペア:

[(1, 28134490), (2, 14067245), (5, 5626898), (10, 2813449), (17, 1654970), (34, 827485), (85, 330994), (167, 168470), (170, 165497), (334, 84235), (835, 33694), (991, 28390), (1670, 16847), (1982, 14195), (2839, 9910), (4955, 5678)]