3149991

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 36

約数和(自身を含む): 5233800

約数和(自身を除く): 2083809

約数列:

[1, 3, 9, 13, 19, 39, 57, 109, 117, 169, 171, 247, 327, 507, 741, 981, 1417, 1521, 2071, 2223, 3211, 4251, 6213, 9633, 12753, 18421, 18639, 26923, 28899, 55263, 80769, 165789, 242307, 349999, 1049997, 3149991]

約数ペア:

[(1, 3149991), (3, 1049997), (9, 349999), (13, 242307), (19, 165789), (39, 80769), (57, 55263), (109, 28899), (117, 26923), (169, 18639), (171, 18421), (247, 12753), (327, 9633), (507, 6213), (741, 4251), (981, 3211), (1417, 2223), (1521, 2071)]