425351905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{6961}}^1$

素因数の和:7089

約数の個数: 24

約数和(自身を含む): 566678952

約数和(自身を除く): 141327047

約数列:

[1, 5, 11, 55, 101, 121, 505, 605, 1111, 5555, 6961, 12221, 34805, 61105, 76571, 382855, 703061, 842281, 3515305, 4211405, 7733671, 38668355, 85070381, 425351905]

約数ペア:

[(1, 425351905), (5, 85070381), (11, 38668355), (55, 7733671), (101, 4211405), (121, 3515305), (505, 842281), (605, 703061), (1111, 382855), (5555, 76571), (6961, 61105), (12221, 34805)]