80215793

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 97029504

約数和(自身を除く): 16813711

約数列:

[1, 7, 47, 49, 61, 329, 427, 571, 2303, 2867, 2989, 3997, 20069, 26837, 27979, 34831, 140483, 187859, 243817, 1315013, 1637057, 1706719, 11459399, 80215793]

約数ペア:

[(1, 80215793), (7, 11459399), (47, 1706719), (49, 1637057), (61, 1315013), (329, 243817), (427, 187859), (571, 140483), (2303, 34831), (2867, 27979), (2989, 26837), (3997, 20069)]