31018128

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{4649}}^1$

素因数の和:4799

約数の個数: 40

約数和(自身を含む): 80724000

約数和(自身を除く): 49705872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3336, 4649, 6672, 9298, 13947, 18596, 27894, 37192, 55788, 74384, 111576, 223152, 646211, 1292422, 1938633, 2584844, 3877266, 5169688, 7754532, 10339376, 15509064, 31018128]

約数ペア:

[(1, 31018128), (2, 15509064), (3, 10339376), (4, 7754532), (6, 5169688), (8, 3877266), (12, 2584844), (16, 1938633), (24, 1292422), (48, 646211), (139, 223152), (278, 111576), (417, 74384), (556, 55788), (834, 37192), (1112, 27894), (1668, 18596), (2224, 13947), (3336, 9298), (4649, 6672)]