81240735

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{52583}}^1$

素因数の和:52694

約数の個数: 16

約数和(自身を含む): 131249664

約数和(自身を除く): 50008929

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 52583, 157749, 262915, 788745, 5416049, 16248147, 27080245, 81240735]

約数ペア:

[(1, 81240735), (3, 27080245), (5, 16248147), (15, 5416049), (103, 788745), (309, 262915), (515, 157749), (1545, 52583)]