531221678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{2713}}^1$

素因数の和:3188

約数の個数: 32

約数和(自身を含む): 910992096

約数和(自身を除く): 379770418

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 443, 886, 2713, 5426, 5759, 7531, 11518, 15062, 35269, 46121, 70538, 92242, 97903, 195806, 599573, 1199146, 1201859, 2403718, 15624167, 20431603, 31248334, 40863206, 265610839, 531221678]

約数ペア:

[(1, 531221678), (2, 265610839), (13, 40863206), (17, 31248334), (26, 20431603), (34, 15624167), (221, 2403718), (442, 1201859), (443, 1199146), (886, 599573), (2713, 195806), (5426, 97903), (5759, 92242), (7531, 70538), (11518, 46121), (15062, 35269)]