28716944

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1$

素因数の和:1583

約数の個数: 40

約数和(自身を含む): 59781888

約数和(自身を除く): 31064944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 1136, 1207, 1487, 2414, 2974, 4828, 5948, 9656, 11896, 19312, 23792, 25279, 50558, 101116, 105577, 202232, 211154, 404464, 422308, 844616, 1689232, 1794809, 3589618, 7179236, 14358472, 28716944]

約数ペア:

[(1, 28716944), (2, 14358472), (4, 7179236), (8, 3589618), (16, 1794809), (17, 1689232), (34, 844616), (68, 422308), (71, 404464), (136, 211154), (142, 202232), (272, 105577), (284, 101116), (568, 50558), (1136, 25279), (1207, 23792), (1487, 19312), (2414, 11896), (2974, 9656), (4828, 5948)]