20125455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191671}}^1$

素因数の和:191686

約数の個数: 16

約数和(自身を含む): 36801024

約数和(自身を除く): 16675569

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191671, 575013, 958355, 1341697, 2875065, 4025091, 6708485, 20125455]

約数ペア:

[(1, 20125455), (3, 6708485), (5, 4025091), (7, 2875065), (15, 1341697), (21, 958355), (35, 575013), (105, 191671)]