78087807

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1583}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 60290433

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 567, 609, 783, 1583, 1701, 1827, 2349, 4749, 5481, 7047, 11081, 14247, 16443, 33243, 42741, 45907, 49329, 99729, 128223, 137721, 299187, 321349, 384669, 413163, 897561, 964047, 1239489, 2692683, 2892141, 3718467, 8676423, 11155401, 26029269, 78087807]

約数ペア:

[(1, 78087807), (3, 26029269), (7, 11155401), (9, 8676423), (21, 3718467), (27, 2892141), (29, 2692683), (63, 1239489), (81, 964047), (87, 897561), (189, 413163), (203, 384669), (243, 321349), (261, 299187), (567, 137721), (609, 128223), (783, 99729), (1583, 49329), (1701, 45907), (1827, 42741), (2349, 33243), (4749, 16443), (5481, 14247), (7047, 11081)]