66715468

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{971}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 118797840

約数和(自身を除く): 52082372

約数列:

[1, 2, 4, 89, 178, 193, 356, 386, 772, 971, 1942, 3884, 17177, 34354, 68708, 86419, 172838, 187403, 345676, 374806, 749612, 16678867, 33357734, 66715468]

約数ペア:

[(1, 66715468), (2, 33357734), (4, 16678867), (89, 749612), (178, 374806), (193, 345676), (356, 187403), (386, 172838), (772, 86419), (971, 68708), (1942, 34354), (3884, 17177)]