210320691

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{38669}}^1$

素因数の和:38723

約数の個数: 24

約数和(自身を含む): 335036880

約数和(自身を除く): 124716189

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 38669, 116007, 270683, 812049, 1430753, 1894781, 4292259, 5684343, 10015271, 30045813, 70106897, 210320691]

約数ペア:

[(1, 210320691), (3, 70106897), (7, 30045813), (21, 10015271), (37, 5684343), (49, 4292259), (111, 1894781), (147, 1430753), (259, 812049), (777, 270683), (1813, 116007), (5439, 38669)]