208257138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{10321}}^1$

素因数の和:10407

約数の個数: 48

約数和(自身を含む): 483069600

約数和(自身を除く): 274812462

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 59, 114, 118, 171, 177, 342, 354, 531, 1062, 1121, 2242, 3363, 6726, 10089, 10321, 20178, 20642, 30963, 61926, 92889, 185778, 196099, 392198, 588297, 608939, 1176594, 1217878, 1764891, 1826817, 3529782, 3653634, 5480451, 10960902, 11569841, 23139682, 34709523, 69419046, 104128569, 208257138]

約数ペア:

[(1, 208257138), (2, 104128569), (3, 69419046), (6, 34709523), (9, 23139682), (18, 11569841), (19, 10960902), (38, 5480451), (57, 3653634), (59, 3529782), (114, 1826817), (118, 1764891), (171, 1217878), (177, 1176594), (342, 608939), (354, 588297), (531, 392198), (1062, 196099), (1121, 185778), (2242, 92889), (3363, 61926), (6726, 30963), (10089, 20642), (10321, 20178)]