397557895

素因数分解:

$5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{117101}}^1$

素因数の和:117210

約数の個数: 16

約数和(自身を含む): 550847808

約数和(自身を除く): 153289913

約数列:

[1, 5, 7, 35, 97, 485, 679, 3395, 117101, 585505, 819707, 4098535, 11358797, 56793985, 79511579, 397557895]

約数ペア:

[(1, 397557895), (5, 79511579), (7, 56793985), (35, 11358797), (97, 4098535), (485, 819707), (679, 585505), (3395, 117101)]