1989856803

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{2437}}^1$

素因数の和:2787

約数の個数: 32

約数和(自身を含む): 2934961920

約数和(自身を除く): 945105117

約数列:

[1, 3, 11, 33, 109, 227, 327, 681, 1199, 2437, 2497, 3597, 7311, 7491, 24743, 26807, 74229, 80421, 265633, 272173, 553199, 796899, 816519, 1659597, 2921963, 6085189, 8765889, 18255567, 60298691, 180896073, 663285601, 1989856803]

約数ペア:

[(1, 1989856803), (3, 663285601), (11, 180896073), (33, 60298691), (109, 18255567), (227, 8765889), (327, 6085189), (681, 2921963), (1199, 1659597), (2437, 816519), (2497, 796899), (3597, 553199), (7311, 272173), (7491, 265633), (24743, 80421), (26807, 74229)]