25270778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 42485520

約数和(自身を除く): 17214742

約数列:

[1, 2, 13, 26, 37, 74, 109, 218, 241, 481, 482, 962, 1417, 2834, 3133, 4033, 6266, 8066, 8917, 17834, 26269, 52429, 52538, 104858, 115921, 231842, 341497, 682994, 971953, 1943906, 12635389, 25270778]

約数ペア:

[(1, 25270778), (2, 12635389), (13, 1943906), (26, 971953), (37, 682994), (74, 341497), (109, 231842), (218, 115921), (241, 104858), (481, 52538), (482, 52429), (962, 26269), (1417, 17834), (2834, 8917), (3133, 8066), (4033, 6266)]