87312764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1439}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 191600640

約数和(自身を除く): 104287876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 197, 308, 394, 788, 1379, 1439, 2167, 2758, 2878, 4334, 5516, 5756, 8668, 10073, 15169, 15829, 20146, 30338, 31658, 40292, 60676, 63316, 110803, 221606, 283483, 443212, 566966, 1133932, 1984381, 3118313, 3968762, 6236626, 7937524, 12473252, 21828191, 43656382, 87312764]

約数ペア:

[(1, 87312764), (2, 43656382), (4, 21828191), (7, 12473252), (11, 7937524), (14, 6236626), (22, 3968762), (28, 3118313), (44, 1984381), (77, 1133932), (154, 566966), (197, 443212), (308, 283483), (394, 221606), (788, 110803), (1379, 63316), (1439, 60676), (2167, 40292), (2758, 31658), (2878, 30338), (4334, 20146), (5516, 15829), (5756, 15169), (8668, 10073)]