207918207

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 355110912

約数和(自身を除く): 147192705

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 191, 259, 333, 467, 573, 777, 1337, 1401, 1719, 2331, 3269, 4011, 4203, 7067, 9807, 12033, 17279, 21201, 29421, 49469, 51837, 63603, 89197, 120953, 148407, 155511, 267591, 362859, 445221, 624379, 802773, 1088577, 1873137, 3300289, 5619411, 9900867, 23102023, 29702601, 69306069, 207918207]

約数ペア:

[(1, 207918207), (3, 69306069), (7, 29702601), (9, 23102023), (21, 9900867), (37, 5619411), (63, 3300289), (111, 1873137), (191, 1088577), (259, 802773), (333, 624379), (467, 445221), (573, 362859), (777, 267591), (1337, 155511), (1401, 148407), (1719, 120953), (2331, 89197), (3269, 63603), (4011, 51837), (4203, 49469), (7067, 29421), (9807, 21201), (12033, 17279)]