4640409

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{971}}^1$

素因数の和:1042

約数の個数: 20

約数和(自身を含む): 7056720

約数和(自身を除く): 2416311

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 971, 1593, 2913, 4779, 8739, 26217, 57289, 78651, 171867, 515601, 1546803, 4640409]

約数ペア:

[(1, 4640409), (3, 1546803), (9, 515601), (27, 171867), (59, 78651), (81, 57289), (177, 26217), (531, 8739), (971, 4779), (1593, 2913)]