25825156

素因数分解:

$2^2\times 7^4\times {\mathrm{2689}}^1$

素因数の和:2721

約数の個数: 30

約数和(自身を含む): 52742830

約数和(自身を除く): 26917674

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 2689, 4802, 5378, 9604, 10756, 18823, 37646, 75292, 131761, 263522, 527044, 922327, 1844654, 3689308, 6456289, 12912578, 25825156]

約数ペア:

[(1, 25825156), (2, 12912578), (4, 6456289), (7, 3689308), (14, 1844654), (28, 922327), (49, 527044), (98, 263522), (196, 131761), (343, 75292), (686, 37646), (1372, 18823), (2401, 10756), (2689, 9604), (4802, 5378)]