17280417

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 28938240

約数和(自身を除く): 11657823

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 313, 717, 939, 1673, 2191, 2629, 3443, 5019, 6573, 7887, 10329, 18403, 24101, 55209, 72303, 74807, 224421, 523649, 822877, 1570947, 2468631, 5760139, 17280417]

約数ペア:

[(1, 17280417), (3, 5760139), (7, 2468631), (11, 1570947), (21, 822877), (33, 523649), (77, 224421), (231, 74807), (239, 72303), (313, 55209), (717, 24101), (939, 18403), (1673, 10329), (2191, 7887), (2629, 6573), (3443, 5019)]