9901210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90011}}^1$

素因数の和:90029

約数の個数: 16

約数和(自身を含む): 19442592

約数和(自身を除く): 9541382

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 90011, 180022, 450055, 900110, 990121, 1980242, 4950605, 9901210]

約数ペア:

[(1, 9901210), (2, 4950605), (5, 1980242), (10, 990121), (11, 900110), (22, 450055), (55, 180022), (110, 90011)]