61619185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{28201}}^1$

素因数の和:28248

約数の個数: 16

約数和(自身を含む): 81221760

約数和(自身を除く): 19602575

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 28201, 141005, 535819, 648623, 2679095, 3243115, 12323837, 61619185]

約数ペア:

[(1, 61619185), (5, 12323837), (19, 3243115), (23, 2679095), (95, 648623), (115, 535819), (437, 141005), (2185, 28201)]