80498817

素因数分解:

$3^2\times 7^2\times {\mathrm{182537}}^1$

素因数の和:182557

約数の個数: 18

約数和(自身を含む): 135260658

約数和(自身を除く): 54761841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 182537, 547611, 1277759, 1642833, 3833277, 8944313, 11499831, 26832939, 80498817]

約数ペア:

[(1, 80498817), (3, 26832939), (7, 11499831), (9, 8944313), (21, 3833277), (49, 1642833), (63, 1277759), (147, 547611), (441, 182537)]