664794584

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{4663}}^1$

素因数の和:4991

約数の個数: 32

約数和(自身を含む): 1269354240

約数和(自身を除く): 604559656

約数列:

[1, 2, 4, 8, 71, 142, 251, 284, 502, 568, 1004, 2008, 4663, 9326, 17821, 18652, 35642, 37304, 71284, 142568, 331073, 662146, 1170413, 1324292, 2340826, 2648584, 4681652, 9363304, 83099323, 166198646, 332397292, 664794584]

約数ペア:

[(1, 664794584), (2, 332397292), (4, 166198646), (8, 83099323), (71, 9363304), (142, 4681652), (251, 2648584), (284, 2340826), (502, 1324292), (568, 1170413), (1004, 662146), (2008, 331073), (4663, 142568), (9326, 71284), (17821, 37304), (18652, 35642)]