210084985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{123217}}^1$

素因数の和:123264

約数の個数: 16

約数和(自身を含む): 283894272

約数和(自身を除く): 73809287

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 123217, 616085, 1355387, 3819727, 6776935, 19098635, 42016997, 210084985]

約数ペア:

[(1, 210084985), (5, 42016997), (11, 19098635), (31, 6776935), (55, 3819727), (155, 1355387), (341, 616085), (1705, 123217)]