28540996

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 55506220

約数和(自身を除く): 26965224

約数列:

[1, 2, 4, 11, 22, 44, 109, 121, 218, 242, 436, 484, 541, 1082, 1199, 2164, 2398, 4796, 5951, 11902, 13189, 23804, 26378, 52756, 58969, 65461, 117938, 130922, 235876, 261844, 648659, 1297318, 2594636, 7135249, 14270498, 28540996]

約数ペア:

[(1, 28540996), (2, 14270498), (4, 7135249), (11, 2594636), (22, 1297318), (44, 648659), (109, 261844), (121, 235876), (218, 130922), (242, 117938), (436, 65461), (484, 58969), (541, 52756), (1082, 26378), (1199, 23804), (2164, 13189), (2398, 11902), (4796, 5951)]