81900483

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{13781}}^1$

素因数の和:14074

約数の個数: 16

約数和(自身を含む): 125250816

約数和(自身を除く): 43350333

約数列:

[1, 3, 7, 21, 283, 849, 1981, 5943, 13781, 41343, 96467, 289401, 3900023, 11700069, 27300161, 81900483]

約数ペア:

[(1, 81900483), (3, 27300161), (7, 11700069), (21, 3900023), (283, 289401), (849, 96467), (1981, 41343), (5943, 13781)]