289803910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{114547}}^1$

素因数の和:114588

約数の個数: 32

約数和(自身を含む): 593816832

約数和(自身を除く): 304012922

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 114547, 229094, 572735, 1145470, 1260017, 2520034, 2634581, 5269162, 6300085, 12600170, 13172905, 26345810, 28980391, 57960782, 144901955, 289803910]

約数ペア:

[(1, 289803910), (2, 144901955), (5, 57960782), (10, 28980391), (11, 26345810), (22, 13172905), (23, 12600170), (46, 6300085), (55, 5269162), (110, 2634581), (115, 2520034), (230, 1260017), (253, 1145470), (506, 572735), (1265, 229094), (2530, 114547)]