1961514610495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{2001229}}^1$

素因数の和:2001567

約数の個数: 32

約数和(自身を含む): 2614342832640

約数和(自身を除く): 652828222145

約数列:

[1, 5, 11, 55, 71, 251, 355, 781, 1255, 2761, 3905, 13805, 17821, 89105, 196031, 980155, 2001229, 10006145, 22013519, 110067595, 142087259, 502308479, 710436295, 1562959849, 2511542395, 5525393269, 7814799245, 27626966345, 35663902009, 178319510045, 392302922099, 1961514610495]

約数ペア:

[(1, 1961514610495), (5, 392302922099), (11, 178319510045), (55, 35663902009), (71, 27626966345), (251, 7814799245), (355, 5525393269), (781, 2511542395), (1255, 1562959849), (2761, 710436295), (3905, 502308479), (13805, 142087259), (17821, 110067595), (89105, 22013519), (196031, 10006145), (980155, 2001229)]