639476436

素因数分解:

$2^2\times 3^1\times {\mathrm{491}}^1\times {\mathrm{108533}}^1$

素因数の和:109031

約数の個数: 24

約数和(自身を含む): 1495164384

約数和(自身を除く): 855687948

約数列:

[1, 2, 3, 4, 6, 12, 491, 982, 1473, 1964, 2946, 5892, 108533, 217066, 325599, 434132, 651198, 1302396, 53289703, 106579406, 159869109, 213158812, 319738218, 639476436]

約数ペア:

[(1, 639476436), (2, 319738218), (3, 213158812), (4, 159869109), (6, 106579406), (12, 53289703), (491, 1302396), (982, 651198), (1473, 434132), (1964, 325599), (2946, 217066), (5892, 108533)]