2097414145

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{21491}}^1$

素因数の和:21776

約数の個数: 16

約数和(自身を含む): 2553249600

約数和(自身を除く): 455835455

約数列:

[1, 5, 131, 149, 655, 745, 19519, 21491, 97595, 107455, 2815321, 3202159, 14076605, 16010795, 419482829, 2097414145]

約数ペア:

[(1, 2097414145), (5, 419482829), (131, 16010795), (149, 14076605), (655, 3202159), (745, 2815321), (19519, 107455), (21491, 97595)]