20147871261

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{2113}}^1$

素因数の和:2402

約数の個数: 64

約数和(自身を含む): 32245907456

約数和(自身を除く): 12098036195

約数列:

[1, 3, 7, 21, 31, 93, 97, 151, 217, 291, 453, 651, 679, 1057, 2037, 2113, 3007, 3171, 4681, 6339, 9021, 14043, 14647, 14791, 21049, 32767, 43941, 44373, 63147, 65503, 98301, 102529, 196509, 204961, 307587, 319063, 454057, 458521, 614883, 957189, 1362171, 1375563, 1434727, 2233441, 3178399, 4304181, 6353791, 6700323, 9535197, 9890953, 19061373, 29672859, 30949111, 44476537, 69236671, 92847333, 133429611, 207710013, 216643777, 649931331, 959422441, 2878267323, 6715957087, 20147871261]

約数ペア:

[(1, 20147871261), (3, 6715957087), (7, 2878267323), (21, 959422441), (31, 649931331), (93, 216643777), (97, 207710013), (151, 133429611), (217, 92847333), (291, 69236671), (453, 44476537), (651, 30949111), (679, 29672859), (1057, 19061373), (2037, 9890953), (2113, 9535197), (3007, 6700323), (3171, 6353791), (4681, 4304181), (6339, 3178399), (9021, 2233441), (14043, 1434727), (14647, 1375563), (14791, 1362171), (21049, 957189), (32767, 614883), (43941, 458521), (44373, 454057), (63147, 319063), (65503, 307587), (98301, 204961), (102529, 196509)]