25620781

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 27661824

約数和(自身を除く): 2041043

約数列:

[1, 23, 47, 137, 173, 1081, 3151, 3979, 6439, 8131, 23701, 148097, 187013, 545123, 1113947, 25620781]

約数ペア:

[(1, 25620781), (23, 1113947), (47, 545123), (137, 187013), (173, 148097), (1081, 23701), (3151, 8131), (3979, 6439)]