213710810

素因数分解:

$2^1\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{17389}}^1$

素因数の和:18625

約数の個数: 16

約数和(自身を含む): 385014600

約数和(自身を除く): 171303790

約数列:

[1, 2, 5, 10, 1229, 2458, 6145, 12290, 17389, 34778, 86945, 173890, 21371081, 42742162, 106855405, 213710810]

約数ペア:

[(1, 213710810), (2, 106855405), (5, 42742162), (10, 21371081), (1229, 173890), (2458, 86945), (6145, 34778), (12290, 17389)]