81309207

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{46649}}^1$

素因数の和:46742

約数の個数: 16

約数和(自身を含む): 125395200

約数和(自身を除く): 44085993

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 46649, 139947, 326543, 979629, 3871867, 11615601, 27103069, 81309207]

約数ペア:

[(1, 81309207), (3, 27103069), (7, 11615601), (21, 3871867), (83, 979629), (249, 326543), (581, 139947), (1743, 46649)]