338410384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1693}}^1$

素因数の和:1776

約数の個数: 60

約数和(自身を含む): 730049628

約数和(自身を除く): 391639244

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 1612, 1693, 1922, 3224, 3386, 3844, 6448, 6772, 7688, 12493, 13544, 15376, 22009, 24986, 27088, 44018, 49972, 52483, 88036, 99944, 104966, 176072, 199888, 209932, 352144, 419864, 682279, 839728, 1364558, 1626973, 2729116, 3253946, 5458232, 6507892, 10916464, 13015784, 21150649, 26031568, 42301298, 84602596, 169205192, 338410384]

約数ペア:

[(1, 338410384), (2, 169205192), (4, 84602596), (8, 42301298), (13, 26031568), (16, 21150649), (26, 13015784), (31, 10916464), (52, 6507892), (62, 5458232), (104, 3253946), (124, 2729116), (208, 1626973), (248, 1364558), (403, 839728), (496, 682279), (806, 419864), (961, 352144), (1612, 209932), (1693, 199888), (1922, 176072), (3224, 104966), (3386, 99944), (3844, 88036), (6448, 52483), (6772, 49972), (7688, 44018), (12493, 27088), (13544, 24986), (15376, 22009)]