198377557

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{4639}}^1$

素因数の和:4836

約数の個数: 16

約数和(自身を含む): 233856000

約数和(自身を除く): 35478443

約数列:

[1, 7, 41, 149, 287, 1043, 4639, 6109, 32473, 42763, 190199, 691211, 1331393, 4838477, 28339651, 198377557]

約数ペア:

[(1, 198377557), (7, 28339651), (41, 4838477), (149, 1331393), (287, 691211), (1043, 190199), (4639, 42763), (6109, 32473)]