2017337721

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1\times {\mathrm{857}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 3098684160

約数和(自身を除く): 1081346439

約数列:

[1, 3, 7, 21, 197, 569, 591, 857, 1379, 1707, 2571, 3983, 4137, 5999, 11949, 17997, 112093, 168829, 336279, 487633, 506487, 784651, 1181803, 1462899, 2353953, 3413431, 3545409, 10240293, 96063701, 288191103, 672445907, 2017337721]

約数ペア:

[(1, 2017337721), (3, 672445907), (7, 288191103), (21, 96063701), (197, 10240293), (569, 3545409), (591, 3413431), (857, 2353953), (1379, 1462899), (1707, 1181803), (2571, 784651), (3983, 506487), (4137, 487633), (5999, 336279), (11949, 168829), (17997, 112093)]