42678945

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{25633}}^1$

素因数の和:25681

約数の個数: 24

約数和(自身を含む): 75979176

約数和(自身を除く): 33300231

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 25633, 76899, 128165, 230697, 384495, 948421, 1153485, 2845263, 4742105, 8535789, 14226315, 42678945]

約数ペア:

[(1, 42678945), (3, 14226315), (5, 8535789), (9, 4742105), (15, 2845263), (37, 1153485), (45, 948421), (111, 384495), (185, 230697), (333, 128165), (555, 76899), (1665, 25633)]