989490815

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{40829}}^1$

素因数の和:41002

約数の個数: 16

約数和(自身を含む): 1228819680

約数和(自身を除く): 239328865

約数列:

[1, 5, 37, 131, 185, 655, 4847, 24235, 40829, 204145, 1510673, 5348599, 7553365, 26742995, 197898163, 989490815]

約数ペア:

[(1, 989490815), (5, 197898163), (37, 26742995), (131, 7553365), (185, 5348599), (655, 1510673), (4847, 204145), (24235, 40829)]