81248505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{416659}}^1$

素因数の和:416680

約数の個数: 16

約数和(自身を含む): 139997760

約数和(自身を除く): 58749255

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 416659, 1249977, 2083295, 5416567, 6249885, 16249701, 27082835, 81248505]

約数ペア:

[(1, 81248505), (3, 27082835), (5, 16249701), (13, 6249885), (15, 5416567), (39, 2083295), (65, 1249977), (195, 416659)]