649209864

素因数分解:

$2^3\times 3^1\times {\mathrm{211}}^1\times {\mathrm{128201}}^1$

素因数の和:128421

約数の個数: 32

約数和(自身を含む): 1630729440

約数和(自身を除く): 981519576

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 211, 422, 633, 844, 1266, 1688, 2532, 5064, 128201, 256402, 384603, 512804, 769206, 1025608, 1538412, 3076824, 27050411, 54100822, 81151233, 108201644, 162302466, 216403288, 324604932, 649209864]

約数ペア:

[(1, 649209864), (2, 324604932), (3, 216403288), (4, 162302466), (6, 108201644), (8, 81151233), (12, 54100822), (24, 27050411), (211, 3076824), (422, 1538412), (633, 1025608), (844, 769206), (1266, 512804), (1688, 384603), (2532, 256402), (5064, 128201)]