1221087338

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{38281}}^1$

素因数の和:38713

約数の個数: 16

約数和(自身を含む): 1881177480

約数和(自身を除く): 660090142

約数列:

[1, 2, 41, 82, 389, 778, 15949, 31898, 38281, 76562, 1569521, 3139042, 14891309, 29782618, 610543669, 1221087338]

約数ペア:

[(1, 1221087338), (2, 610543669), (41, 29782618), (82, 14891309), (389, 3139042), (778, 1569521), (15949, 76562), (31898, 38281)]