219913310

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{71633}}^1$

素因数の和:71947

約数の個数: 16

約数和(自身を含む): 397138896

約数和(自身を除く): 177225586

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 71633, 143266, 358165, 716330, 21991331, 43982662, 109956655, 219913310]

約数ペア:

[(1, 219913310), (2, 109956655), (5, 43982662), (10, 21991331), (307, 716330), (614, 358165), (1535, 143266), (3070, 71633)]