40783815

素因数分解:

$3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1861}}^1$

素因数の和:2359

約数の個数: 24

約数和(自身を含む): 70875168

約数和(自身を除く): 30091353

約数列:

[1, 3, 5, 9, 15, 45, 487, 1461, 1861, 2435, 4383, 5583, 7305, 9305, 16749, 21915, 27915, 83745, 906307, 2718921, 4531535, 8156763, 13594605, 40783815]

約数ペア:

[(1, 40783815), (3, 13594605), (5, 8156763), (9, 4531535), (15, 2718921), (45, 906307), (487, 83745), (1461, 27915), (1861, 21915), (2435, 16749), (4383, 9305), (5583, 7305)]