27031563

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 44844800

約数和(自身を除く): 17813237

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 199, 243, 351, 387, 559, 597, 1053, 1161, 1677, 1791, 2587, 3159, 3483, 5031, 5373, 7761, 8557, 10449, 15093, 16119, 23283, 25671, 45279, 48357, 69849, 77013, 111241, 135837, 209547, 231039, 333723, 628641, 693117, 1001169, 2079351, 3003507, 9010521, 27031563]

約数ペア:

[(1, 27031563), (3, 9010521), (9, 3003507), (13, 2079351), (27, 1001169), (39, 693117), (43, 628641), (81, 333723), (117, 231039), (129, 209547), (199, 135837), (243, 111241), (351, 77013), (387, 69849), (559, 48357), (597, 45279), (1053, 25671), (1161, 23283), (1677, 16119), (1791, 15093), (2587, 10449), (3159, 8557), (3483, 7761), (5031, 5373)]