249571505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{21487}}^1$

素因数の和:21616

約数の個数: 16

約数和(自身を含む): 315615744

約数和(自身を除く): 66044239

約数列:

[1, 5, 23, 101, 115, 505, 2323, 11615, 21487, 107435, 494201, 2170187, 2471005, 10850935, 49914301, 249571505]

約数ペア:

[(1, 249571505), (5, 49914301), (23, 10850935), (101, 2471005), (115, 2170187), (505, 494201), (2323, 107435), (11615, 21487)]