213076395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15731}}^1$

素因数の和:15792

約数の個数: 48

約数和(自身を含む): 431937792

約数和(自身を除く): 218861397

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2709, 4515, 13545, 15731, 47193, 78655, 110117, 141579, 235965, 330351, 550585, 676433, 707895, 991053, 1651755, 2029299, 3382165, 4735031, 4955265, 6087897, 10146495, 14205093, 23675155, 30439485, 42615279, 71025465, 213076395]

約数ペア:

[(1, 213076395), (3, 71025465), (5, 42615279), (7, 30439485), (9, 23675155), (15, 14205093), (21, 10146495), (35, 6087897), (43, 4955265), (45, 4735031), (63, 3382165), (105, 2029299), (129, 1651755), (215, 991053), (301, 707895), (315, 676433), (387, 550585), (645, 330351), (903, 235965), (1505, 141579), (1935, 110117), (2709, 78655), (4515, 47193), (13545, 15731)]