25228539

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{757}}^1$

素因数の和:816

約数の個数: 36

約数和(自身を含む): 43594096

約数和(自身を除く): 18365557

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 529, 757, 1449, 1587, 2271, 3703, 4761, 5299, 6813, 11109, 15897, 17411, 33327, 47691, 52233, 121877, 156699, 365631, 400453, 1096893, 1201359, 2803171, 3604077, 8409513, 25228539]

約数ペア:

[(1, 25228539), (3, 8409513), (7, 3604077), (9, 2803171), (21, 1201359), (23, 1096893), (63, 400453), (69, 365631), (161, 156699), (207, 121877), (483, 52233), (529, 47691), (757, 33327), (1449, 17411), (1587, 15897), (2271, 11109), (3703, 6813), (4761, 5299)]