28347969

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7057}}^1$

素因数の和:7176

約数の個数: 16

約数和(自身を含む): 41105792

約数和(自身を除く): 12757823

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 7057, 21171, 91741, 275223, 726871, 2180613, 9449323, 28347969]

約数ペア:

[(1, 28347969), (3, 9449323), (13, 2180613), (39, 726871), (103, 275223), (309, 91741), (1339, 21171), (4017, 7057)]