4921609

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 6533568

約数和(自身を除く): 1611959

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 397, 539, 1127, 1771, 2779, 4367, 9131, 12397, 19453, 30569, 63917, 100441, 213983, 447419, 703087, 4921609]

約数ペア:

[(1, 4921609), (7, 703087), (11, 447419), (23, 213983), (49, 100441), (77, 63917), (161, 30569), (253, 19453), (397, 12397), (539, 9131), (1127, 4367), (1771, 2779)]