289898510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1553}}^1\times {\mathrm{1697}}^1$

素因数の和:3268

約数の個数: 32

約数和(自身を含む): 569957472

約数和(自身を除く): 280058962

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1553, 1697, 3106, 3394, 7765, 8485, 15530, 16970, 17083, 18667, 34166, 37334, 85415, 93335, 170830, 186670, 2635441, 5270882, 13177205, 26354410, 28989851, 57979702, 144949255, 289898510]

約数ペア:

[(1, 289898510), (2, 144949255), (5, 57979702), (10, 28989851), (11, 26354410), (22, 13177205), (55, 5270882), (110, 2635441), (1553, 186670), (1697, 170830), (3106, 93335), (3394, 85415), (7765, 37334), (8485, 34166), (15530, 18667), (16970, 17083)]