81355410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{903949}}^1$

素因数の和:903962

約数の個数: 24

約数和(自身を含む): 211524300

約数和(自身を除く): 130168890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 903949, 1807898, 2711847, 4519745, 5423694, 8135541, 9039490, 13559235, 16271082, 27118470, 40677705, 81355410]

約数ペア:

[(1, 81355410), (2, 40677705), (3, 27118470), (5, 16271082), (6, 13559235), (9, 9039490), (10, 8135541), (15, 5423694), (18, 4519745), (30, 2711847), (45, 1807898), (90, 903949)]