657128523

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 943175232

約数和(自身を除く): 286046709

約数列:

[1, 3, 17, 51, 101, 193, 303, 579, 661, 1717, 1983, 3281, 5151, 9843, 11237, 19493, 33711, 58479, 66761, 127573, 200283, 331381, 382719, 994143, 1134937, 2168741, 3404811, 6506223, 12884873, 38654619, 219042841, 657128523]

約数ペア:

[(1, 657128523), (3, 219042841), (17, 38654619), (51, 12884873), (101, 6506223), (193, 3404811), (303, 2168741), (579, 1134937), (661, 994143), (1717, 382719), (1983, 331381), (3281, 200283), (5151, 127573), (9843, 66761), (11237, 58479), (19493, 33711)]