72161778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4649}}^1$

素因数の和:4866

約数の個数: 32

約数和(自身を含む): 156240000

約数和(自身を除く): 84078222

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 199, 398, 597, 1194, 2587, 4649, 5174, 7761, 9298, 13947, 15522, 27894, 60437, 120874, 181311, 362622, 925151, 1850302, 2775453, 5550906, 12026963, 24053926, 36080889, 72161778]

約数ペア:

[(1, 72161778), (2, 36080889), (3, 24053926), (6, 12026963), (13, 5550906), (26, 2775453), (39, 1850302), (78, 925151), (199, 362622), (398, 181311), (597, 120874), (1194, 60437), (2587, 27894), (4649, 15522), (5174, 13947), (7761, 9298)]