20170517

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 22602240

約数和(自身を除く): 2431723

約数列:

[1, 17, 23, 79, 391, 653, 1343, 1817, 11101, 15019, 30889, 51587, 255323, 876979, 1186501, 20170517]

約数ペア:

[(1, 20170517), (17, 1186501), (23, 876979), (79, 255323), (391, 51587), (653, 30889), (1343, 15019), (1817, 11101)]