209883351

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1\times {\mathrm{3851}}^1$

素因数の和:4382

約数の個数: 16

約数和(自身を含む): 288067968

約数和(自身を除く): 78184617

約数列:

[1, 3, 37, 111, 491, 1473, 3851, 11553, 18167, 54501, 142487, 427461, 1890841, 5672523, 69961117, 209883351]

約数ペア:

[(1, 209883351), (3, 69961117), (37, 5672523), (111, 1890841), (491, 427461), (1473, 142487), (3851, 54501), (11553, 18167)]