419663085

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{5209}}^1$

素因数の和:5389

約数の個数: 32

約数和(自身を含む): 693221760

約数和(自身を除く): 273558675

約数列:

[1, 3, 5, 15, 41, 123, 131, 205, 393, 615, 655, 1965, 5209, 5371, 15627, 16113, 26045, 26855, 78135, 80565, 213569, 640707, 682379, 1067845, 2047137, 3203535, 3411895, 10235685, 27977539, 83932617, 139887695, 419663085]

約数ペア:

[(1, 419663085), (3, 139887695), (5, 83932617), (15, 27977539), (41, 10235685), (123, 3411895), (131, 3203535), (205, 2047137), (393, 1067845), (615, 682379), (655, 640707), (1965, 213569), (5209, 80565), (5371, 78135), (15627, 26855), (16113, 26045)]