290786012461

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1\times {\mathrm{557}}^1$

素因数の和:1150

約数の個数: 64

約数和(自身を含む): 356909442048

約数和(自身を除く): 66123429587

約数列:

[1, 7, 23, 53, 161, 193, 317, 371, 557, 1219, 1351, 2219, 3899, 4439, 7291, 8533, 10229, 12811, 16801, 29521, 31073, 51037, 61181, 71603, 89677, 107501, 117607, 176569, 206647, 235267, 386423, 428267, 678983, 752507, 1235983, 1407163, 1646869, 2472523, 2704961, 3242593, 4061087, 4752881, 5697553, 9358157, 9850141, 17307661, 22698151, 28427609, 34077817, 39882871, 65507099, 74579639, 131043719, 215237611, 238544719, 522057473, 783789791, 917306033, 1506663277, 1806124301, 5486528537, 12642870107, 41540858923, 290786012461]

約数ペア:

[(1, 290786012461), (7, 41540858923), (23, 12642870107), (53, 5486528537), (161, 1806124301), (193, 1506663277), (317, 917306033), (371, 783789791), (557, 522057473), (1219, 238544719), (1351, 215237611), (2219, 131043719), (3899, 74579639), (4439, 65507099), (7291, 39882871), (8533, 34077817), (10229, 28427609), (12811, 22698151), (16801, 17307661), (29521, 9850141), (31073, 9358157), (51037, 5697553), (61181, 4752881), (71603, 4061087), (89677, 3242593), (107501, 2704961), (117607, 2472523), (176569, 1646869), (206647, 1407163), (235267, 1235983), (386423, 752507), (428267, 678983)]