1329125872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{7517}}^1$

素因数の和:7825

約数の個数: 40

約数和(自身を含む): 2645674416

約数和(自身を除く): 1316548544

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 257, 344, 514, 688, 1028, 2056, 4112, 7517, 11051, 15034, 22102, 30068, 44204, 60136, 88408, 120272, 176816, 323231, 646462, 1292924, 1931869, 2585848, 3863738, 5171696, 7727476, 15454952, 30909904, 83070367, 166140734, 332281468, 664562936, 1329125872]

約数ペア:

[(1, 1329125872), (2, 664562936), (4, 332281468), (8, 166140734), (16, 83070367), (43, 30909904), (86, 15454952), (172, 7727476), (257, 5171696), (344, 3863738), (514, 2585848), (688, 1931869), (1028, 1292924), (2056, 646462), (4112, 323231), (7517, 176816), (11051, 120272), (15034, 88408), (22102, 60136), (30068, 44204)]