15671180721

素因数分解:

$3^1\times 7^1\times {\mathrm{6547}}^1\times {\mathrm{113983}}^1$

素因数の和:120540

約数の個数: 16

約数和(自身を含む): 23883751424

約数和(自身を除く): 8212570703

約数列:

[1, 3, 7, 21, 6547, 19641, 45829, 113983, 137487, 341949, 797881, 2393643, 746246701, 2238740103, 5223726907, 15671180721]

約数ペア:

[(1, 15671180721), (3, 5223726907), (7, 2238740103), (21, 746246701), (6547, 2393643), (19641, 797881), (45829, 341949), (113983, 137487)]