78746985

素因数分解:

$3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1531}}^1$

素因数の和:1675

約数の個数: 40

約数和(自身を含む): 142365696

約数和(自身を除く): 63618711

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 127, 135, 381, 405, 635, 1143, 1531, 1905, 3429, 4593, 5715, 7655, 10287, 13779, 17145, 22965, 41337, 51435, 68895, 124011, 194437, 206685, 583311, 620055, 972185, 1749933, 2916555, 5249799, 8749665, 15749397, 26248995, 78746985]

約数ペア:

[(1, 78746985), (3, 26248995), (5, 15749397), (9, 8749665), (15, 5249799), (27, 2916555), (45, 1749933), (81, 972185), (127, 620055), (135, 583311), (381, 206685), (405, 194437), (635, 124011), (1143, 68895), (1531, 51435), (1905, 41337), (3429, 22965), (4593, 17145), (5715, 13779), (7655, 10287)]