17715485

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 22014720

約数和(自身を除く): 4299235

約数列:

[1, 5, 41, 103, 205, 515, 839, 4195, 4223, 21115, 34399, 86417, 171995, 432085, 3543097, 17715485]

約数ペア:

[(1, 17715485), (5, 3543097), (41, 432085), (103, 171995), (205, 86417), (515, 34399), (839, 21115), (4195, 4223)]