206839731

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2237}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 349020576

約数和(自身を除く): 142180845

約数列:

[1, 3, 7, 17, 21, 37, 49, 51, 111, 119, 147, 259, 357, 629, 777, 833, 1813, 1887, 2237, 2499, 4403, 5439, 6711, 13209, 15659, 30821, 38029, 46977, 82769, 92463, 109613, 114087, 248307, 266203, 328839, 579383, 798609, 1407073, 1738149, 1863421, 4055681, 4221219, 5590263, 9849511, 12167043, 29548533, 68946577, 206839731]

約数ペア:

[(1, 206839731), (3, 68946577), (7, 29548533), (17, 12167043), (21, 9849511), (37, 5590263), (49, 4221219), (51, 4055681), (111, 1863421), (119, 1738149), (147, 1407073), (259, 798609), (357, 579383), (629, 328839), (777, 266203), (833, 248307), (1813, 114087), (1887, 109613), (2237, 92463), (2499, 82769), (4403, 46977), (5439, 38029), (6711, 30821), (13209, 15659)]