261969695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1\times {\mathrm{4283}}^1$

素因数の和:5242

約数の個数: 16

約数和(自身を含む): 338984352

約数和(自身を除く): 77014657

約数列:

[1, 5, 13, 65, 941, 4283, 4705, 12233, 21415, 55679, 61165, 278395, 4030303, 20151515, 52393939, 261969695]

約数ペア:

[(1, 261969695), (5, 52393939), (13, 20151515), (65, 4030303), (941, 278395), (4283, 61165), (4705, 55679), (12233, 21415)]