210830403

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14281}}^1$

素因数の和:14347

約数の個数: 32

約数和(自身を含む): 347338240

約数和(自身を除く): 136507837

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 14281, 14763, 42843, 99967, 271339, 299901, 528397, 814017, 1585191, 1899373, 3698779, 5698119, 10039543, 11096337, 30118629, 70276801, 210830403]

約数ペア:

[(1, 210830403), (3, 70276801), (7, 30118629), (19, 11096337), (21, 10039543), (37, 5698119), (57, 3698779), (111, 1899373), (133, 1585191), (259, 814017), (399, 528397), (703, 299901), (777, 271339), (2109, 99967), (4921, 42843), (14281, 14763)]