2740465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 4273920

約数和(自身を除く): 1533455

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 317, 455, 665, 1235, 1585, 1729, 2219, 4121, 6023, 8645, 11095, 20605, 28847, 30115, 42161, 78299, 144235, 210805, 391495, 548093, 2740465]

約数ペア:

[(1, 2740465), (5, 548093), (7, 391495), (13, 210805), (19, 144235), (35, 78299), (65, 42161), (91, 30115), (95, 28847), (133, 20605), (247, 11095), (317, 8645), (455, 6023), (665, 4121), (1235, 2219), (1585, 1729)]