201921423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 301259520

約数和(自身を除く): 99338097

約数列:

[1, 3, 11, 33, 59, 137, 177, 411, 649, 757, 1507, 1947, 2271, 4521, 8083, 8327, 24249, 24981, 44663, 88913, 103709, 133989, 266739, 311127, 491293, 1140799, 1473879, 3422397, 6118831, 18356493, 67307141, 201921423]

約数ペア:

[(1, 201921423), (3, 67307141), (11, 18356493), (33, 6118831), (59, 3422397), (137, 1473879), (177, 1140799), (411, 491293), (649, 311127), (757, 266739), (1507, 133989), (1947, 103709), (2271, 88913), (4521, 44663), (8083, 24981), (8327, 24249)]