315499198

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{647}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 551536128

約数和(自身を除く): 236036930

約数列:

[1, 2, 7, 14, 61, 122, 427, 571, 647, 854, 1142, 1294, 3997, 4529, 7994, 9058, 34831, 39467, 69662, 78934, 243817, 276269, 369437, 487634, 552538, 738874, 2586059, 5172118, 22535657, 45071314, 157749599, 315499198]

約数ペア:

[(1, 315499198), (2, 157749599), (7, 45071314), (14, 22535657), (61, 5172118), (122, 2586059), (427, 738874), (571, 552538), (647, 487634), (854, 369437), (1142, 276269), (1294, 243817), (3997, 78934), (4529, 69662), (7994, 39467), (9058, 34831)]