13983921

素因数分解:

$3^5\times 7^1\times {\mathrm{8221}}^1$

素因数の和:8243

約数の個数: 24

約数和(自身を含む): 23942464

約数和(自身を除く): 9958543

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 8221, 24663, 57547, 73989, 172641, 221967, 517923, 665901, 1553769, 1997703, 4661307, 13983921]

約数ペア:

[(1, 13983921), (3, 4661307), (7, 1997703), (9, 1553769), (21, 665901), (27, 517923), (63, 221967), (81, 172641), (189, 73989), (243, 57547), (567, 24663), (1701, 8221)]