210830907

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^3\times {\mathrm{337}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 332959744

約数和(自身を除く): 122128837

約数列:

[1, 3, 7, 21, 31, 93, 217, 337, 651, 961, 1011, 2359, 2883, 6727, 7077, 10447, 20181, 29791, 31341, 73129, 89373, 208537, 219387, 323857, 625611, 971571, 2266999, 6800997, 10039567, 30118701, 70276969, 210830907]

約数ペア:

[(1, 210830907), (3, 70276969), (7, 30118701), (21, 10039567), (31, 6800997), (93, 2266999), (217, 971571), (337, 625611), (651, 323857), (961, 219387), (1011, 208537), (2359, 89373), (2883, 73129), (6727, 31341), (7077, 29791), (10447, 20181)]