51216055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40487}}^1$

素因数の和:40526

約数の個数: 16

約数和(自身を含む): 69963264

約数和(自身を除く): 18747209

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 40487, 202435, 445357, 931201, 2226785, 4656005, 10243211, 51216055]

約数ペア:

[(1, 51216055), (5, 10243211), (11, 4656005), (23, 2226785), (55, 931201), (115, 445357), (253, 202435), (1265, 40487)]