217109459

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1\times {\mathrm{937}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 252134400

約数和(自身を除く): 35024941

約数列:

[1, 7, 79, 419, 553, 937, 2933, 6559, 33101, 74023, 231707, 392603, 518161, 2748221, 31015637, 217109459]

約数ペア:

[(1, 217109459), (7, 31015637), (79, 2748221), (419, 518161), (553, 392603), (937, 231707), (2933, 74023), (6559, 33101)]