217553608

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{41141}}^1$

素因数の和:41808

約数の個数: 16

約数和(自身を含む): 408540060

約数和(自身を除く): 190986452

約数列:

[1, 2, 4, 8, 661, 1322, 2644, 5288, 41141, 82282, 164564, 329128, 27194201, 54388402, 108776804, 217553608]

約数ペア:

[(1, 217553608), (2, 108776804), (4, 54388402), (8, 27194201), (661, 329128), (1322, 164564), (2644, 82282), (5288, 41141)]