172847896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1667}}^1$

素因数の和:2683

約数の個数: 32

約数和(自身を含む): 349579440

約数和(自身を除く): 176731544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 997, 1667, 1994, 3334, 3988, 6668, 7976, 12961, 13336, 21671, 25922, 43342, 51844, 86684, 103688, 173368, 1661999, 3323998, 6647996, 13295992, 21605987, 43211974, 86423948, 172847896]

約数ペア:

[(1, 172847896), (2, 86423948), (4, 43211974), (8, 21605987), (13, 13295992), (26, 6647996), (52, 3323998), (104, 1661999), (997, 173368), (1667, 103688), (1994, 86684), (3334, 51844), (3988, 43342), (6668, 25922), (7976, 21671), (12961, 13336)]