22781445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2179}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 39553920

約数和(自身を除く): 16772475

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 2179, 3485, 6537, 10455, 10895, 32685, 37043, 89339, 111129, 185215, 268017, 446695, 555645, 1340085, 1518763, 4556289, 7593815, 22781445]

約数ペア:

[(1, 22781445), (3, 7593815), (5, 4556289), (15, 1518763), (17, 1340085), (41, 555645), (51, 446695), (85, 268017), (123, 185215), (205, 111129), (255, 89339), (615, 37043), (697, 32685), (2091, 10895), (2179, 10455), (3485, 6537)]