68123895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20929}}^1$

素因数の和:20975

約数の個数: 32

約数和(自身を含む): 128593920

約数和(自身を除く): 60470025

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 20929, 62787, 104645, 146503, 313935, 439509, 648799, 732515, 1946397, 2197545, 3243995, 4541593, 9731985, 13624779, 22707965, 68123895]

約数ペア:

[(1, 68123895), (3, 22707965), (5, 13624779), (7, 9731985), (15, 4541593), (21, 3243995), (31, 2197545), (35, 1946397), (93, 732515), (105, 648799), (155, 439509), (217, 313935), (465, 146503), (651, 104645), (1085, 62787), (3255, 20929)]