80709867

素因数分解:

$3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{4093}}^1$

素因数の和:4419

約数の個数: 24

約数和(自身を含む): 133693664

約数和(自身を除く): 52983797

約数列:

[1, 3, 7, 9, 21, 63, 313, 939, 2191, 2817, 4093, 6573, 12279, 19719, 28651, 36837, 85953, 257859, 1281109, 3843327, 8967763, 11529981, 26903289, 80709867]

約数ペア:

[(1, 80709867), (3, 26903289), (7, 11529981), (9, 8967763), (21, 3843327), (63, 1281109), (313, 257859), (939, 85953), (2191, 36837), (2817, 28651), (4093, 19719), (6573, 12279)]