51831195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1693}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 89931072

約数和(自身を除く): 38099877

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 1693, 2041, 2355, 5079, 6123, 8465, 10205, 22009, 25395, 30615, 66027, 110045, 265801, 330135, 797403, 1329005, 3455413, 3987015, 10366239, 17277065, 51831195]

約数ペア:

[(1, 51831195), (3, 17277065), (5, 10366239), (13, 3987015), (15, 3455413), (39, 1329005), (65, 797403), (157, 330135), (195, 265801), (471, 110045), (785, 66027), (1693, 30615), (2041, 25395), (2355, 22009), (5079, 10205), (6123, 8465)]