260091

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 30

約数和(自身を含む): 442860

約数和(自身を除く): 182769

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 169, 171, 247, 351, 507, 513, 741, 1053, 1521, 1539, 2223, 3211, 4563, 6669, 9633, 13689, 20007, 28899, 86697, 260091]

約数ペア:

[(1, 260091), (3, 86697), (9, 28899), (13, 20007), (19, 13689), (27, 9633), (39, 6669), (57, 4563), (81, 3211), (117, 2223), (169, 1539), (171, 1521), (247, 1053), (351, 741), (507, 513)]