201528628

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{117991}}^1$

素因数の和:118063

約数の個数: 24

約数和(自身を含む): 409668224

約数和(自身を除く): 208139596

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 117991, 235982, 471964, 825937, 1651874, 3303748, 7197451, 14394902, 28789804, 50382157, 100764314, 201528628]

約数ペア:

[(1, 201528628), (2, 100764314), (4, 50382157), (7, 28789804), (14, 14394902), (28, 7197451), (61, 3303748), (122, 1651874), (244, 825937), (427, 471964), (854, 235982), (1708, 117991)]