201990021129

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31643}}^1\times {\mathrm{54559}}^1$

素因数の和:86221

約数の個数: 24

約数和(自身を含む): 314222388480

約数和(自身を除く): 112232367351

約数列:

[1, 3, 9, 13, 39, 117, 31643, 54559, 94929, 163677, 284787, 411359, 491031, 709267, 1234077, 2127801, 3702231, 6383403, 1726410437, 5179231311, 15537693933, 22443335681, 67330007043, 201990021129]

約数ペア:

[(1, 201990021129), (3, 67330007043), (9, 22443335681), (13, 15537693933), (39, 5179231311), (117, 1726410437), (31643, 6383403), (54559, 3702231), (94929, 2127801), (163677, 1234077), (284787, 709267), (411359, 491031)]