25090401

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 16737567

約数列:

[1, 3, 7, 21, 23, 41, 49, 69, 123, 147, 161, 181, 287, 483, 543, 861, 943, 1127, 1267, 2009, 2829, 3381, 3801, 4163, 6027, 6601, 7421, 8869, 12489, 19803, 22263, 26607, 29141, 46207, 51947, 87423, 138621, 155841, 170683, 203987, 363629, 512049, 611961, 1090887, 1194781, 3584343, 8363467, 25090401]

約数ペア:

[(1, 25090401), (3, 8363467), (7, 3584343), (21, 1194781), (23, 1090887), (41, 611961), (49, 512049), (69, 363629), (123, 203987), (147, 170683), (161, 155841), (181, 138621), (287, 87423), (483, 51947), (543, 46207), (861, 29141), (943, 26607), (1127, 22263), (1267, 19803), (2009, 12489), (2829, 8869), (3381, 7421), (3801, 6601), (4163, 6027)]