13987323

素因数分解:

$3^6\times 7^1\times {\mathrm{2741}}^1$

素因数の和:2766

約数の個数: 28

約数和(自身を含む): 23976048

約数和(自身を除く): 9988725

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2741, 5103, 8223, 19187, 24669, 57561, 74007, 172683, 222021, 518049, 666063, 1554147, 1998189, 4662441, 13987323]

約数ペア:

[(1, 13987323), (3, 4662441), (7, 1998189), (9, 1554147), (21, 666063), (27, 518049), (63, 222021), (81, 172683), (189, 74007), (243, 57561), (567, 24669), (729, 19187), (1701, 8223), (2741, 5103)]