1278690633

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{679793}}^1$

素因数の和:679829

約数の個数: 24

約数和(自身を含む): 2120957280

約数和(自身を除く): 842266647

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 679793, 2039379, 6118137, 7477723, 12916067, 22433169, 38748201, 67299507, 116244603, 142076737, 426230211, 1278690633]

約数ペア:

[(1, 1278690633), (3, 426230211), (9, 142076737), (11, 116244603), (19, 67299507), (33, 38748201), (57, 22433169), (99, 12916067), (171, 7477723), (209, 6118137), (627, 2039379), (1881, 679793)]