25122118

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1279}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 45711360

約数和(自身を除く): 20589242

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 854, 1279, 1403, 2558, 2806, 8953, 9821, 17906, 19642, 29417, 58834, 78019, 156038, 205919, 411838, 546133, 1092266, 1794437, 3588874, 12561059, 25122118]

約数ペア:

[(1, 25122118), (2, 12561059), (7, 3588874), (14, 1794437), (23, 1092266), (46, 546133), (61, 411838), (122, 205919), (161, 156038), (322, 78019), (427, 58834), (854, 29417), (1279, 19642), (1403, 17906), (2558, 9821), (2806, 8953)]