388637100978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{487013911}}^1$

素因数の和:487013942

約数の個数: 32

約数和(自身を含む): 935066711040

約数和(自身を除く): 546429610062

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 487013911, 974027822, 1461041733, 2922083466, 3409097377, 6818194754, 9253264309, 10227292131, 18506528618, 20454584262, 27759792927, 55519585854, 64772850163, 129545700326, 194318550489, 388637100978]

約数ペア:

[(1, 388637100978), (2, 194318550489), (3, 129545700326), (6, 64772850163), (7, 55519585854), (14, 27759792927), (19, 20454584262), (21, 18506528618), (38, 10227292131), (42, 9253264309), (57, 6818194754), (114, 3409097377), (133, 2922083466), (266, 1461041733), (399, 974027822), (798, 487013911)]