25554438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15601}}^1$

素因数の和:15629

約数の個数: 48

約数和(自身を含む): 68149536

約数和(自身を除く): 42595098

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 15601, 31202, 46803, 93606, 109207, 140409, 202813, 218414, 280818, 327621, 405626, 608439, 655242, 982863, 1216878, 1419691, 1825317, 1965726, 2839382, 3650634, 4259073, 8518146, 12777219, 25554438]

約数ペア:

[(1, 25554438), (2, 12777219), (3, 8518146), (6, 4259073), (7, 3650634), (9, 2839382), (13, 1965726), (14, 1825317), (18, 1419691), (21, 1216878), (26, 982863), (39, 655242), (42, 608439), (63, 405626), (78, 327621), (91, 280818), (117, 218414), (126, 202813), (182, 140409), (234, 109207), (273, 93606), (546, 46803), (819, 31202), (1638, 15601)]