489564481

素因数分解:

$7^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1\times {\mathrm{613}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 563819008

約数和(自身を除く): 74254527

約数列:

[1, 7, 271, 421, 613, 1897, 2947, 4291, 114091, 166123, 258073, 798637, 1162861, 1806511, 69937783, 489564481]

約数ペア:

[(1, 489564481), (7, 69937783), (271, 1806511), (421, 1162861), (613, 798637), (1897, 258073), (2947, 166123), (4291, 114091)]