16420705

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11443}}^1$

素因数の和:11496

約数の個数: 16

約数和(自身を含む): 23071104

約数和(自身を除く): 6650399

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 11443, 57215, 80101, 400505, 469163, 2345815, 3284141, 16420705]

約数ペア:

[(1, 16420705), (5, 3284141), (7, 2345815), (35, 469163), (41, 400505), (205, 80101), (287, 57215), (1435, 11443)]