78726681

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1907}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 128217600

約数和(自身を除く): 49490919

約数列:

[1, 3, 9, 11, 27, 33, 99, 139, 297, 417, 1251, 1529, 1907, 3753, 4587, 5721, 13761, 17163, 20977, 41283, 51489, 62931, 188793, 265073, 566379, 795219, 2385657, 2915803, 7156971, 8747409, 26242227, 78726681]

約数ペア:

[(1, 78726681), (3, 26242227), (9, 8747409), (11, 7156971), (27, 2915803), (33, 2385657), (99, 795219), (139, 566379), (297, 265073), (417, 188793), (1251, 62931), (1529, 51489), (1907, 41283), (3753, 20977), (4587, 17163), (5721, 13761)]