81517674

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{1549}}^1$

素因数の和:1747

約数の個数: 48

約数和(自身を含む): 190836000

約数和(自身を除く): 109318326

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 179, 294, 358, 537, 1074, 1253, 1549, 2506, 3098, 3759, 4647, 7518, 8771, 9294, 10843, 17542, 21686, 26313, 32529, 52626, 65058, 75901, 151802, 227703, 277271, 455406, 554542, 831813, 1663626, 1940897, 3881794, 5822691, 11645382, 13586279, 27172558, 40758837, 81517674]

約数ペア:

[(1, 81517674), (2, 40758837), (3, 27172558), (6, 13586279), (7, 11645382), (14, 5822691), (21, 3881794), (42, 1940897), (49, 1663626), (98, 831813), (147, 554542), (179, 455406), (294, 277271), (358, 227703), (537, 151802), (1074, 75901), (1253, 65058), (1549, 52626), (2506, 32529), (3098, 26313), (3759, 21686), (4647, 17542), (7518, 10843), (8771, 9294)]