4780391

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:220

約数の個数: 20

約数和(自身を含む): 6117384

約数和(自身を除く): 1336993

約数列:

[1, 7, 11, 49, 77, 181, 343, 539, 1267, 1991, 2401, 3773, 8869, 13937, 26411, 62083, 97559, 434581, 682913, 4780391]

約数ペア:

[(1, 4780391), (7, 682913), (11, 434581), (49, 97559), (77, 62083), (181, 26411), (343, 13937), (539, 8869), (1267, 3773), (1991, 2401)]