217971569224

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{2521}}^1\times {\mathrm{78889}}^1$

素因数の和:81553

約数の個数: 32

約数和(自身を含む): 411848400600

約数和(自身を除く): 193876831376

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 2521, 5042, 10084, 20168, 78889, 157778, 315556, 345377, 631112, 690754, 1381508, 2763016, 10807793, 21615586, 43231172, 86462344, 198879169, 397758338, 795516676, 1591033352, 27246446153, 54492892306, 108985784612, 217971569224]

約数ペア:

[(1, 217971569224), (2, 108985784612), (4, 54492892306), (8, 27246446153), (137, 1591033352), (274, 795516676), (548, 397758338), (1096, 198879169), (2521, 86462344), (5042, 43231172), (10084, 21615586), (20168, 10807793), (78889, 2763016), (157778, 1381508), (315556, 690754), (345377, 631112)]