664309623

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{761}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 930200832

約数和(自身を除く): 265891209

約数列:

[1, 3, 43, 67, 101, 129, 201, 303, 761, 2283, 2881, 4343, 6767, 8643, 13029, 20301, 32723, 50987, 76861, 98169, 152961, 230583, 290981, 872943, 2192441, 3305023, 5149687, 6577323, 9915069, 15449061, 221436541, 664309623]

約数ペア:

[(1, 664309623), (3, 221436541), (43, 15449061), (67, 9915069), (101, 6577323), (129, 5149687), (201, 3305023), (303, 2192441), (761, 872943), (2283, 290981), (2881, 230583), (4343, 152961), (6767, 98169), (8643, 76861), (13029, 50987), (20301, 32723)]