997144295

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{2011}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 1415417856

約数和(自身を除く): 418273561

約数列:

[1, 5, 7, 31, 35, 155, 217, 457, 1085, 2011, 2285, 3199, 10055, 14077, 14167, 15995, 62341, 70385, 70835, 99169, 311705, 436387, 495845, 919027, 2181935, 4595135, 6433189, 28489837, 32165945, 142449185, 199428859, 997144295]

約数ペア:

[(1, 997144295), (5, 199428859), (7, 142449185), (31, 32165945), (35, 28489837), (155, 6433189), (217, 4595135), (457, 2181935), (1085, 919027), (2011, 495845), (2285, 436387), (3199, 311705), (10055, 99169), (14077, 70835), (14167, 70385), (15995, 62341)]