291004025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{19051}}^1$

素因数の和:19121

約数の個数: 24

約数和(自身を含む): 396891264

約数和(自身を除く): 105887239

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 3055, 15275, 19051, 95255, 247663, 476275, 895397, 1238315, 4476985, 6191575, 11640161, 22384925, 58200805, 291004025]

約数ペア:

[(1, 291004025), (5, 58200805), (13, 22384925), (25, 11640161), (47, 6191575), (65, 4476985), (235, 1238315), (325, 895397), (611, 476275), (1175, 247663), (3055, 95255), (15275, 19051)]