127664765

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1\times {\mathrm{653}}^1$

素因数の和:1360

約数の個数: 16

約数和(自身を含む): 156190896

約数和(自身を除く): 28526131

約数列:

[1, 5, 61, 305, 641, 653, 3205, 3265, 39101, 39833, 195505, 199165, 418573, 2092865, 25532953, 127664765]

約数ペア:

[(1, 127664765), (5, 25532953), (61, 2092865), (305, 418573), (641, 199165), (653, 195505), (3205, 39833), (3265, 39101)]