8427855

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 13996800

約数和(自身を除く): 5568945

約数列:

[1, 3, 5, 15, 59, 89, 107, 177, 267, 295, 321, 445, 535, 885, 1335, 1605, 5251, 6313, 9523, 15753, 18939, 26255, 28569, 31565, 47615, 78765, 94695, 142845, 561857, 1685571, 2809285, 8427855]

約数ペア:

[(1, 8427855), (3, 2809285), (5, 1685571), (15, 561857), (59, 142845), (89, 94695), (107, 78765), (177, 47615), (267, 31565), (295, 28569), (321, 26255), (445, 18939), (535, 15753), (885, 9523), (1335, 6313), (1605, 5251)]