78531714

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{157}}^2$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 178610400

約数和(自身を除く): 100078686

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 157, 177, 314, 354, 471, 531, 942, 1062, 1413, 1593, 2826, 3186, 4239, 8478, 9263, 18526, 24649, 27789, 49298, 55578, 73947, 83367, 147894, 166734, 221841, 250101, 443682, 500202, 665523, 1331046, 1454291, 2908582, 4362873, 8725746, 13088619, 26177238, 39265857, 78531714]

約数ペア:

[(1, 78531714), (2, 39265857), (3, 26177238), (6, 13088619), (9, 8725746), (18, 4362873), (27, 2908582), (54, 1454291), (59, 1331046), (118, 665523), (157, 500202), (177, 443682), (314, 250101), (354, 221841), (471, 166734), (531, 147894), (942, 83367), (1062, 73947), (1413, 55578), (1593, 49298), (2826, 27789), (3186, 24649), (4239, 18526), (8478, 9263)]