201123546

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1691

約数の個数: 64

約数和(自身を含む): 458680320

約数和(自身を除く): 257556774

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 71, 78, 138, 142, 213, 299, 426, 598, 897, 923, 1579, 1633, 1794, 1846, 2769, 3158, 3266, 4737, 4899, 5538, 9474, 9798, 20527, 21229, 36317, 41054, 42458, 61581, 63687, 72634, 108951, 112109, 123162, 127374, 217902, 224218, 336327, 472121, 672654, 944242, 1416363, 1457417, 2578507, 2832726, 2914834, 4372251, 5157014, 7735521, 8744502, 15471042, 33520591, 67041182, 100561773, 201123546]

約数ペア:

[(1, 201123546), (2, 100561773), (3, 67041182), (6, 33520591), (13, 15471042), (23, 8744502), (26, 7735521), (39, 5157014), (46, 4372251), (69, 2914834), (71, 2832726), (78, 2578507), (138, 1457417), (142, 1416363), (213, 944242), (299, 672654), (426, 472121), (598, 336327), (897, 224218), (923, 217902), (1579, 127374), (1633, 123162), (1794, 112109), (1846, 108951), (2769, 72634), (3158, 63687), (3266, 61581), (4737, 42458), (4899, 41054), (5538, 36317), (9474, 21229), (9798, 20527)]