1220161213

素因数分解:

${\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1\times {\mathrm{881}}^1$

素因数の和:1472

約数の個数: 16

約数和(自身を含む): 1302530544

約数和(自身を除く): 82369331

約数列:

[1, 17, 257, 317, 881, 4369, 5389, 14977, 81469, 226417, 279277, 1384973, 3849089, 4747709, 71774189, 1220161213]

約数ペア:

[(1, 1220161213), (17, 71774189), (257, 4747709), (317, 3849089), (881, 1384973), (4369, 279277), (5389, 226417), (14977, 81469)]