196112721

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1277}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 306229248

約数和(自身を除く): 110116527

約数列:

[1, 3, 7, 21, 71, 103, 213, 309, 497, 721, 1277, 1491, 2163, 3831, 7313, 8939, 21939, 26817, 51191, 90667, 131531, 153573, 272001, 394593, 634669, 920717, 1904007, 2762151, 9338701, 28016103, 65370907, 196112721]

約数ペア:

[(1, 196112721), (3, 65370907), (7, 28016103), (21, 9338701), (71, 2762151), (103, 1904007), (213, 920717), (309, 634669), (497, 394593), (721, 272001), (1277, 153573), (1491, 131531), (2163, 90667), (3831, 51191), (7313, 26817), (8939, 21939)]