128520722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1319}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 217451520

約数和(自身を除く): 88930798

約数列:

[1, 2, 11, 22, 43, 86, 103, 206, 473, 946, 1133, 1319, 2266, 2638, 4429, 8858, 14509, 29018, 48719, 56717, 97438, 113434, 135857, 271714, 623887, 1247774, 1494427, 2988854, 5841851, 11683702, 64260361, 128520722]

約数ペア:

[(1, 128520722), (2, 64260361), (11, 11683702), (22, 5841851), (43, 2988854), (86, 1494427), (103, 1247774), (206, 623887), (473, 271714), (946, 135857), (1133, 113434), (1319, 97438), (2266, 56717), (2638, 48719), (4429, 29018), (8858, 14509)]