25421745027

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{877853}}^1$

素因数の和:878067

約数の個数: 24

約数和(自身を含む): 39629840976

約数和(自身を除く): 14208095949

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 9653, 28959, 877853, 2633559, 6144971, 18434913, 43014797, 129044391, 172937041, 518811123, 1210559287, 3631677861, 8473915009, 25421745027]

約数ペア:

[(1, 25421745027), (3, 8473915009), (7, 3631677861), (21, 1210559287), (49, 518811123), (147, 172937041), (197, 129044391), (591, 43014797), (1379, 18434913), (4137, 6144971), (9653, 2633559), (28959, 877853)]