1661205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 3273984

約数和(自身を除く): 1612779

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1217, 1365, 3651, 6085, 8519, 15821, 18255, 25557, 42595, 47463, 79105, 110747, 127785, 237315, 332241, 553735, 1661205]

約数ペア:

[(1, 1661205), (3, 553735), (5, 332241), (7, 237315), (13, 127785), (15, 110747), (21, 79105), (35, 47463), (39, 42595), (65, 25557), (91, 18255), (105, 15821), (195, 8519), (273, 6085), (455, 3651), (1217, 1365)]