8865005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 11193984

約数和(自身を除く): 2328979

約数列:

[1, 5, 23, 115, 157, 491, 785, 2455, 3611, 11293, 18055, 56465, 77087, 385435, 1773001, 8865005]

約数ペア:

[(1, 8865005), (5, 1773001), (23, 385435), (115, 77087), (157, 56465), (491, 18055), (785, 11293), (2455, 3611)]