19601001

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:910

約数の個数: 32

約数和(自身を含む): 33473280

約数和(自身を除く): 13872279

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 757, 959, 1233, 2271, 2877, 3699, 5299, 6813, 8631, 15897, 20439, 25893, 47691, 103709, 143073, 311127, 725963, 933381, 2177889, 2800143, 6533667, 19601001]

約数ペア:

[(1, 19601001), (3, 6533667), (7, 2800143), (9, 2177889), (21, 933381), (27, 725963), (63, 311127), (137, 143073), (189, 103709), (411, 47691), (757, 25893), (959, 20439), (1233, 15897), (2271, 8631), (2877, 6813), (3699, 5299)]