207984808

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{3851}}^1$

素因数の和:4057

約数の個数: 32

約数和(自身を含む): 401686560

約数和(自身を除く): 193701752

約数列:

[1, 2, 4, 8, 43, 86, 157, 172, 314, 344, 628, 1256, 3851, 6751, 7702, 13502, 15404, 27004, 30808, 54008, 165593, 331186, 604607, 662372, 1209214, 1324744, 2418428, 4836856, 25998101, 51996202, 103992404, 207984808]

約数ペア:

[(1, 207984808), (2, 103992404), (4, 51996202), (8, 25998101), (43, 4836856), (86, 2418428), (157, 1324744), (172, 1209214), (314, 662372), (344, 604607), (628, 331186), (1256, 165593), (3851, 54008), (6751, 30808), (7702, 27004), (13502, 15404)]