80339949

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 117961272

約数和(自身を除く): 37621323

約数列:

[1, 3, 9, 113, 197, 339, 401, 591, 1017, 1203, 1773, 3609, 22261, 45313, 66783, 78997, 135939, 200349, 236991, 407817, 710973, 8926661, 26779983, 80339949]

約数ペア:

[(1, 80339949), (3, 26779983), (9, 8926661), (113, 710973), (197, 407817), (339, 236991), (401, 200349), (591, 135939), (1017, 78997), (1203, 66783), (1773, 45313), (3609, 22261)]