215765821

素因数分解:

${\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 225348480

約数和(自身を除く): 9582659

約数列:

[1, 41, 107, 137, 359, 4387, 5617, 14659, 14719, 38413, 49183, 601019, 1574933, 2016503, 5262581, 215765821]

約数ペア:

[(1, 215765821), (41, 5262581), (107, 2016503), (137, 1574933), (359, 601019), (4387, 49183), (5617, 38413), (14659, 14719)]