12690115

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 15777216

約数和(自身を除く): 3087101

約数列:

[1, 5, 41, 103, 205, 515, 601, 3005, 4223, 21115, 24641, 61903, 123205, 309515, 2538023, 12690115]

約数ペア:

[(1, 12690115), (5, 2538023), (41, 309515), (103, 123205), (205, 61903), (515, 24641), (601, 21115), (3005, 4223)]