1994397717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{12917}}^1$

素因数の和:13077

約数の個数: 32

約数和(自身を含む): 2968866432

約数和(自身を除く): 974468715

約数列:

[1, 3, 13, 37, 39, 107, 111, 321, 481, 1391, 1443, 3959, 4173, 11877, 12917, 38751, 51467, 154401, 167921, 477929, 503763, 1382119, 1433787, 4146357, 6213077, 17967547, 18639231, 51138403, 53902641, 153415209, 664799239, 1994397717]

約数ペア:

[(1, 1994397717), (3, 664799239), (13, 153415209), (37, 53902641), (39, 51138403), (107, 18639231), (111, 17967547), (321, 6213077), (481, 4146357), (1391, 1433787), (1443, 1382119), (3959, 503763), (4173, 477929), (11877, 167921), (12917, 154401), (38751, 51467)]