81551565

素因数分解:

$3^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1789}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 141574680

約数和(自身を除く): 60023115

約数列:

[1, 3, 5, 9, 15, 45, 1013, 1789, 3039, 5065, 5367, 8945, 9117, 15195, 16101, 26835, 45585, 80505, 1812257, 5436771, 9061285, 16310313, 27183855, 81551565]

約数ペア:

[(1, 81551565), (3, 27183855), (5, 16310313), (9, 9061285), (15, 5436771), (45, 1812257), (1013, 80505), (1789, 45585), (3039, 26835), (5065, 16101), (5367, 15195), (8945, 9117)]