78879286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 129368448

約数和(自身を除く): 50489162

約数列:

[1, 2, 17, 34, 43, 86, 163, 326, 331, 662, 731, 1462, 2771, 5542, 5627, 7009, 11254, 14018, 14233, 28466, 53953, 107906, 119153, 238306, 241961, 483922, 917201, 1834402, 2319979, 4639958, 39439643, 78879286]

約数ペア:

[(1, 78879286), (2, 39439643), (17, 4639958), (34, 2319979), (43, 1834402), (86, 917201), (163, 483922), (326, 241961), (331, 238306), (662, 119153), (731, 107906), (1462, 53953), (2771, 28466), (5542, 14233), (5627, 14018), (7009, 11254)]