91860723

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{15973}}^1$

素因数の和:16056

約数の個数: 20

約数和(自身を含む): 139165488

約数和(自身を除く): 47304765

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 15973, 47919, 143757, 431271, 1134083, 1293813, 3402249, 10206747, 30620241, 91860723]

約数ペア:

[(1, 91860723), (3, 30620241), (9, 10206747), (27, 3402249), (71, 1293813), (81, 1134083), (213, 431271), (639, 143757), (1917, 47919), (5751, 15973)]