1077993

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 1812096

約数和(自身を除く): 734103

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 241, 497, 639, 723, 1491, 1687, 2169, 4473, 5061, 15183, 17111, 51333, 119777, 153999, 359331, 1077993]

約数ペア:

[(1, 1077993), (3, 359331), (7, 153999), (9, 119777), (21, 51333), (63, 17111), (71, 15183), (213, 5061), (241, 4473), (497, 2169), (639, 1687), (723, 1491)]