648159

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 933120

約数和(自身を除く): 284961

約数列:

[1, 3, 17, 51, 71, 179, 213, 537, 1207, 3043, 3621, 9129, 12709, 38127, 216053, 648159]

約数ペア:

[(1, 648159), (3, 216053), (17, 38127), (51, 12709), (71, 9129), (179, 3621), (213, 3043), (537, 1207)]