55970397

素因数分解:

$3^2\times 7^3\times {\mathrm{18131}}^1$

素因数の和:18158

約数の個数: 24

約数和(自身を含む): 94286400

約数和(自身を除く): 38316003

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 18131, 54393, 126917, 163179, 380751, 888419, 1142253, 2665257, 6218933, 7995771, 18656799, 55970397]

約数ペア:

[(1, 55970397), (3, 18656799), (7, 7995771), (9, 6218933), (21, 2665257), (49, 1142253), (63, 888419), (147, 380751), (343, 163179), (441, 126917), (1029, 54393), (3087, 18131)]