664653798

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{1259}}^1$

素因数の和:1617

約数の個数: 48

約数和(自身を含む): 1458475200

約数和(自身を除く): 793821402

約数列:

[1, 2, 3, 6, 9, 18, 139, 211, 278, 417, 422, 633, 834, 1251, 1259, 1266, 1899, 2502, 2518, 3777, 3798, 7554, 11331, 22662, 29329, 58658, 87987, 175001, 175974, 263961, 265649, 350002, 525003, 527922, 531298, 796947, 1050006, 1575009, 1593894, 2390841, 3150018, 4781682, 36925211, 73850422, 110775633, 221551266, 332326899, 664653798]

約数ペア:

[(1, 664653798), (2, 332326899), (3, 221551266), (6, 110775633), (9, 73850422), (18, 36925211), (139, 4781682), (211, 3150018), (278, 2390841), (417, 1593894), (422, 1575009), (633, 1050006), (834, 796947), (1251, 531298), (1259, 527922), (1266, 525003), (1899, 350002), (2502, 265649), (2518, 263961), (3777, 175974), (3798, 175001), (7554, 87987), (11331, 58658), (22662, 29329)]