3997521

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 6364800

約数和(自身を除く): 2367279

約数列:

[1, 3, 9, 11, 33, 99, 149, 271, 447, 813, 1341, 1639, 2439, 2981, 4917, 8943, 14751, 26829, 40379, 121137, 363411, 444169, 1332507, 3997521]

約数ペア:

[(1, 3997521), (3, 1332507), (9, 444169), (11, 363411), (33, 121137), (99, 40379), (149, 26829), (271, 14751), (447, 8943), (813, 4917), (1341, 2981), (1639, 2439)]