64165353

素因数分解:

$3^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 100761600

約数和(自身を除く): 36596247

約数列:

[1, 3, 7, 21, 49, 127, 147, 343, 381, 491, 889, 1029, 1473, 2667, 3437, 6223, 10311, 18669, 24059, 43561, 62357, 72177, 130683, 168413, 187071, 436499, 505239, 1309497, 3055493, 9166479, 21388451, 64165353]

約数ペア:

[(1, 64165353), (3, 21388451), (7, 9166479), (21, 3055493), (49, 1309497), (127, 505239), (147, 436499), (343, 187071), (381, 168413), (491, 130683), (889, 72177), (1029, 62357), (1473, 43561), (2667, 24059), (3437, 18669), (6223, 10311)]