128587022

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 207424800

約数和(自身を除く): 78837778

約数列:

[1, 2, 19, 38, 89, 178, 193, 197, 386, 394, 1691, 3382, 3667, 3743, 7334, 7486, 17177, 17533, 34354, 35066, 38021, 76042, 326363, 333127, 652726, 666254, 722399, 1444798, 3383869, 6767738, 64293511, 128587022]

約数ペア:

[(1, 128587022), (2, 64293511), (19, 6767738), (38, 3383869), (89, 1444798), (178, 722399), (193, 666254), (197, 652726), (386, 333127), (394, 326363), (1691, 76042), (3382, 38021), (3667, 35066), (3743, 34354), (7334, 17533), (7486, 17177)]