648612

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 36

約数和(自身を含む): 1681680

約数和(自身を除く): 1033068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 419, 516, 774, 838, 1257, 1548, 1676, 2514, 3771, 5028, 7542, 15084, 18017, 36034, 54051, 72068, 108102, 162153, 216204, 324306, 648612]

約数ペア:

[(1, 648612), (2, 324306), (3, 216204), (4, 162153), (6, 108102), (9, 72068), (12, 54051), (18, 36034), (36, 18017), (43, 15084), (86, 7542), (129, 5028), (172, 3771), (258, 2514), (387, 1676), (419, 1548), (516, 1257), (774, 838)]