81946395

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13901}}^1$

素因数の和:14043

約数の個数: 24

約数和(自身を含む): 143134992

約数和(自身を除く): 61188597

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 13901, 41703, 69505, 125109, 208515, 625545, 1821031, 5463093, 9105155, 16389279, 27315465, 81946395]

約数ペア:

[(1, 81946395), (3, 27315465), (5, 16389279), (9, 9105155), (15, 5463093), (45, 1821031), (131, 625545), (393, 208515), (655, 125109), (1179, 69505), (1965, 41703), (5895, 13901)]