266688553666

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{859}}^1\times {\mathrm{4217}}^1$

素因数の和:5490

約数の個数: 32

約数和(自身を含む): 405087946560

約数和(自身を除く): 138399392894

約数列:

[1, 2, 131, 262, 281, 562, 859, 1718, 4217, 8434, 36811, 73622, 112529, 225058, 241379, 482758, 552427, 1104854, 1184977, 2369954, 3622403, 7244806, 31620649, 63241298, 155231987, 310463974, 474534793, 949069586, 1017895243, 2035790486, 133344276833, 266688553666]

約数ペア:

[(1, 266688553666), (2, 133344276833), (131, 2035790486), (262, 1017895243), (281, 949069586), (562, 474534793), (859, 310463974), (1718, 155231987), (4217, 63241298), (8434, 31620649), (36811, 7244806), (73622, 3622403), (112529, 2369954), (225058, 1184977), (241379, 1104854), (482758, 552427)]