38640621

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{2467}}^1$

素因数の和:2720

約数の個数: 16

約数和(自身を含む): 54019584

約数和(自身を除く): 15378963

約数列:

[1, 3, 23, 69, 227, 681, 2467, 5221, 7401, 15663, 56741, 170223, 560009, 1680027, 12880207, 38640621]

約数ペア:

[(1, 38640621), (3, 12880207), (23, 1680027), (69, 560009), (227, 170223), (681, 56741), (2467, 15663), (5221, 7401)]