28393106

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{617}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 51615360

約数和(自身を除く): 23222254

約数列:

[1, 2, 7, 14, 19, 38, 133, 173, 266, 346, 617, 1211, 1234, 2422, 3287, 4319, 6574, 8638, 11723, 23009, 23446, 46018, 82061, 106741, 164122, 213482, 747187, 1494374, 2028079, 4056158, 14196553, 28393106]

約数ペア:

[(1, 28393106), (2, 14196553), (7, 4056158), (14, 2028079), (19, 1494374), (38, 747187), (133, 213482), (173, 164122), (266, 106741), (346, 82061), (617, 46018), (1211, 23446), (1234, 23009), (2422, 11723), (3287, 8638), (4319, 6574)]