1894255

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 2604672

約数和(自身を除く): 710417

約数列:

[1, 5, 11, 31, 55, 101, 121, 155, 341, 505, 605, 1111, 1705, 3131, 3751, 5555, 12221, 15655, 18755, 34441, 61105, 172205, 378851, 1894255]

約数ペア:

[(1, 1894255), (5, 378851), (11, 172205), (31, 61105), (55, 34441), (101, 18755), (121, 15655), (155, 12221), (341, 5555), (505, 3751), (605, 3131), (1111, 1705)]