199667715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{44519}}^1$

素因数の和:44563

約数の個数: 32

約数和(自身を含む): 359009280

約数和(自身を除く): 159341565

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 44519, 133557, 222595, 578747, 667785, 1023937, 1736241, 2893735, 3071811, 5119685, 8681205, 13311181, 15359055, 39933543, 66555905, 199667715]

約数ペア:

[(1, 199667715), (3, 66555905), (5, 39933543), (13, 15359055), (15, 13311181), (23, 8681205), (39, 5119685), (65, 3071811), (69, 2893735), (115, 1736241), (195, 1023937), (299, 667785), (345, 578747), (897, 222595), (1495, 133557), (4485, 44519)]