81837045

素因数分解:

$3^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1487}}^1$

素因数の和:2721

約数の個数: 24

約数和(自身を含む): 142062336

約数和(自身を除く): 60225291

約数列:

[1, 3, 5, 9, 15, 45, 1223, 1487, 3669, 4461, 6115, 7435, 11007, 13383, 18345, 22305, 55035, 66915, 1818601, 5455803, 9093005, 16367409, 27279015, 81837045]

約数ペア:

[(1, 81837045), (3, 27279015), (5, 16367409), (9, 9093005), (15, 5455803), (45, 1818601), (1223, 66915), (1487, 55035), (3669, 22305), (4461, 18345), (6115, 13383), (7435, 11007)]