81380673

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8839}}^1$

素因数の和:8890

約数の個数: 32

約数和(自身を含む): 135782400

約数和(自身を除く): 54401727

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 279, 297, 341, 837, 1023, 3069, 8839, 9207, 26517, 79551, 97229, 238653, 274009, 291687, 822027, 875061, 2466081, 2625183, 3014099, 7398243, 9042297, 27126891, 81380673]

約数ペア:

[(1, 81380673), (3, 27126891), (9, 9042297), (11, 7398243), (27, 3014099), (31, 2625183), (33, 2466081), (93, 875061), (99, 822027), (279, 291687), (297, 274009), (341, 238653), (837, 97229), (1023, 79551), (3069, 26517), (8839, 9207)]