1640472771

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{46471}}^1$

素因数の和:46563

約数の個数: 24

約数和(自身を含む): 2562280192

約数和(自身を除く): 921807421

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1681, 5043, 11767, 35301, 46471, 139413, 325297, 975891, 1905311, 5715933, 13337177, 40011531, 78117751, 234353253, 546824257, 1640472771]

約数ペア:

[(1, 1640472771), (3, 546824257), (7, 234353253), (21, 78117751), (41, 40011531), (123, 13337177), (287, 5715933), (861, 1905311), (1681, 975891), (5043, 325297), (11767, 139413), (35301, 46471)]