87380306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 155501640

約数和(自身を除く): 68121334

約数列:

[1, 2, 13, 17, 26, 29, 34, 58, 221, 289, 377, 401, 442, 493, 578, 754, 802, 986, 3757, 5213, 6409, 6817, 7514, 8381, 10426, 11629, 12818, 13634, 16762, 23258, 88621, 108953, 115889, 151177, 177242, 197693, 217906, 231778, 302354, 395386, 1506557, 2570009, 3013114, 3360781, 5140018, 6721562, 43690153, 87380306]

約数ペア:

[(1, 87380306), (2, 43690153), (13, 6721562), (17, 5140018), (26, 3360781), (29, 3013114), (34, 2570009), (58, 1506557), (221, 395386), (289, 302354), (377, 231778), (401, 217906), (442, 197693), (493, 177242), (578, 151177), (754, 115889), (802, 108953), (986, 88621), (3757, 23258), (5213, 16762), (6409, 13634), (6817, 12818), (7514, 11629), (8381, 10426)]