2815659

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 5391360

約数和(自身を除く): 2575701

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 239, 357, 561, 693, 717, 1071, 1309, 1673, 1683, 2151, 2629, 3927, 4063, 5019, 7887, 11781, 12189, 15057, 18403, 23661, 28441, 36567, 44693, 55209, 85323, 134079, 165627, 255969, 312851, 402237, 938553, 2815659]

約数ペア:

[(1, 2815659), (3, 938553), (7, 402237), (9, 312851), (11, 255969), (17, 165627), (21, 134079), (33, 85323), (51, 55209), (63, 44693), (77, 36567), (99, 28441), (119, 23661), (153, 18403), (187, 15057), (231, 12189), (239, 11781), (357, 7887), (561, 5019), (693, 4063), (717, 3927), (1071, 2629), (1309, 2151), (1673, 1683)]