86490585

素因数分解:

$3^4\times 5^1\times {\mathrm{213557}}^1$

素因数の和:213574

約数の個数: 20

約数和(自身を含む): 155043108

約数和(自身を除く): 68552523

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 213557, 640671, 1067785, 1922013, 3203355, 5766039, 9610065, 17298117, 28830195, 86490585]

約数ペア:

[(1, 86490585), (3, 28830195), (5, 17298117), (9, 9610065), (15, 5766039), (27, 3203355), (45, 1922013), (81, 1067785), (135, 640671), (405, 213557)]