638694768

素因数分解:

$2^4\times 3^1\times {\mathrm{479}}^1\times {\mathrm{27779}}^1$

素因数の和:28269

約数の個数: 40

約数和(自身を含む): 1653465600

約数和(自身を除く): 1014770832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 479, 958, 1437, 1916, 2874, 3832, 5748, 7664, 11496, 22992, 27779, 55558, 83337, 111116, 166674, 222232, 333348, 444464, 666696, 1333392, 13306141, 26612282, 39918423, 53224564, 79836846, 106449128, 159673692, 212898256, 319347384, 638694768]

約数ペア:

[(1, 638694768), (2, 319347384), (3, 212898256), (4, 159673692), (6, 106449128), (8, 79836846), (12, 53224564), (16, 39918423), (24, 26612282), (48, 13306141), (479, 1333392), (958, 666696), (1437, 444464), (1916, 333348), (2874, 222232), (3832, 166674), (5748, 111116), (7664, 83337), (11496, 55558), (22992, 27779)]