210899683407

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1999}}^1\times {\mathrm{68821}}^1$

素因数の和:70903

約数の個数: 32

約数和(自身を含む): 325940992000

約数和(自身を除く): 115041308593

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 1999, 5997, 13993, 41979, 68821, 145927, 206463, 437781, 481747, 1021489, 1445241, 3064467, 5023933, 15071799, 35167531, 105502593, 137573179, 412719537, 963012253, 2889036759, 10042842067, 30128526201, 70299894469, 210899683407]

約数ペア:

[(1, 210899683407), (3, 70299894469), (7, 30128526201), (21, 10042842067), (73, 2889036759), (219, 963012253), (511, 412719537), (1533, 137573179), (1999, 105502593), (5997, 35167531), (13993, 15071799), (41979, 5023933), (68821, 3064467), (145927, 1445241), (206463, 1021489), (437781, 481747)]