15252013

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1644

約数の個数: 16

約数和(自身を含む): 18498816

約数和(自身を除く): 3246803

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1553, 9821, 10871, 35719, 94733, 250033, 663131, 2178859, 15252013]

約数ペア:

[(1, 15252013), (7, 2178859), (23, 663131), (61, 250033), (161, 94733), (427, 35719), (1403, 10871), (1553, 9821)]