13340397

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{601}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 20862912

約数和(自身を除く): 7522515

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 601, 1057, 1803, 3171, 4207, 7399, 12621, 22197, 29449, 88347, 90751, 272253, 635257, 1905771, 4446799, 13340397]

約数ペア:

[(1, 13340397), (3, 4446799), (7, 1905771), (21, 635257), (49, 272253), (147, 90751), (151, 88347), (453, 29449), (601, 22197), (1057, 12621), (1803, 7399), (3171, 4207)]