206532207

素因数分解:

$3^3\times 7^2\times {\mathrm{156109}}^1$

素因数の和:156132

約数の個数: 24

約数和(自身を含む): 355930800

約数和(自身を除く): 149398593

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 156109, 468327, 1092763, 1404981, 3278289, 4214943, 7649341, 9834867, 22948023, 29504601, 68844069, 206532207]

約数ペア:

[(1, 206532207), (3, 68844069), (7, 29504601), (9, 22948023), (21, 9834867), (27, 7649341), (49, 4214943), (63, 3278289), (147, 1404981), (189, 1092763), (441, 468327), (1323, 156109)]