290774526

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{989029}}^1$

素因数の和:989048

約数の個数: 24

約数和(自身を含む): 676496520

約数和(自身を除く): 385721994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 989029, 1978058, 2967087, 5934174, 6923203, 13846406, 20769609, 41539218, 48462421, 96924842, 145387263, 290774526]

約数ペア:

[(1, 290774526), (2, 145387263), (3, 96924842), (6, 48462421), (7, 41539218), (14, 20769609), (21, 13846406), (42, 6923203), (49, 5934174), (98, 2967087), (147, 1978058), (294, 989029)]