81701151

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3061}}^1$

素因数の和:3143

約数の個数: 32

約数和(自身を含む): 131690496

約数和(自身を除く): 49989345

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 651, 861, 1271, 3061, 3813, 8897, 9183, 21427, 26691, 64281, 94891, 125501, 284673, 376503, 664237, 878507, 1992711, 2635521, 3890531, 11671593, 27233717, 81701151]

約数ペア:

[(1, 81701151), (3, 27233717), (7, 11671593), (21, 3890531), (31, 2635521), (41, 1992711), (93, 878507), (123, 664237), (217, 376503), (287, 284673), (651, 125501), (861, 94891), (1271, 64281), (3061, 26691), (3813, 21427), (8897, 9183)]