664774851

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^2\times {\mathrm{349}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 1022924000

約数和(自身を除く): 358149149

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 289, 349, 507, 663, 867, 1047, 2197, 2873, 3757, 4537, 5933, 6591, 8619, 11271, 13611, 17799, 37349, 48841, 58981, 77129, 100861, 112047, 146523, 176943, 231387, 302583, 634933, 766753, 1002677, 1311193, 1904799, 2300259, 3008031, 3933579, 13034801, 17045509, 39104403, 51136527, 221591617, 664774851]

約数ペア:

[(1, 664774851), (3, 221591617), (13, 51136527), (17, 39104403), (39, 17045509), (51, 13034801), (169, 3933579), (221, 3008031), (289, 2300259), (349, 1904799), (507, 1311193), (663, 1002677), (867, 766753), (1047, 634933), (2197, 302583), (2873, 231387), (3757, 176943), (4537, 146523), (5933, 112047), (6591, 100861), (8619, 77129), (11271, 58981), (13611, 48841), (17799, 37349)]