25720734

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{787}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 55601280

約数和(自身を除く): 29880546

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 419, 787, 838, 1257, 1574, 2361, 2514, 4722, 5447, 10231, 10894, 16341, 20462, 30693, 32682, 61386, 329753, 659506, 989259, 1978518, 4286789, 8573578, 12860367, 25720734]

約数ペア:

[(1, 25720734), (2, 12860367), (3, 8573578), (6, 4286789), (13, 1978518), (26, 989259), (39, 659506), (78, 329753), (419, 61386), (787, 32682), (838, 30693), (1257, 20462), (1574, 16341), (2361, 10894), (2514, 10231), (4722, 5447)]