22040249

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 28312128

約数和(自身を除く): 6271879

約数列:

[1, 7, 11, 49, 77, 103, 397, 539, 721, 1133, 2779, 4367, 5047, 7931, 19453, 30569, 40891, 55517, 213983, 286237, 449801, 2003659, 3148607, 22040249]

約数ペア:

[(1, 22040249), (7, 3148607), (11, 2003659), (49, 449801), (77, 286237), (103, 213983), (397, 55517), (539, 40891), (721, 30569), (1133, 19453), (2779, 7931), (4367, 5047)]