261208514

素因数分解:

$2^1\times 7^2\times {\mathrm{1597}}^1\times {\mathrm{1669}}^1$

素因数の和:3282

約数の個数: 24

約数和(自身を含む): 456340860

約数和(自身を除く): 195132346

約数列:

[1, 2, 7, 14, 49, 98, 1597, 1669, 3194, 3338, 11179, 11683, 22358, 23366, 78253, 81781, 156506, 163562, 2665393, 5330786, 18657751, 37315502, 130604257, 261208514]

約数ペア:

[(1, 261208514), (2, 130604257), (7, 37315502), (14, 18657751), (49, 5330786), (98, 2665393), (1597, 163562), (1669, 156506), (3194, 81781), (3338, 78253), (11179, 23366), (11683, 22358)]