81394554

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 165150720

約数和(自身を除く): 83756166

約数列:

[1, 2, 3, 6, 127, 223, 254, 381, 446, 479, 669, 762, 958, 1338, 1437, 2874, 28321, 56642, 60833, 84963, 106817, 121666, 169926, 182499, 213634, 320451, 364998, 640902, 13565759, 27131518, 40697277, 81394554]

約数ペア:

[(1, 81394554), (2, 40697277), (3, 27131518), (6, 13565759), (127, 640902), (223, 364998), (254, 320451), (381, 213634), (446, 182499), (479, 169926), (669, 121666), (762, 106817), (958, 84963), (1338, 60833), (1437, 56642), (2874, 28321)]