8468890143

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{20161}}^1$

素因数の和:20495

約数の個数: 32

約数和(自身を含む): 13115300352

約数和(自身を除く): 4646410209

約数列:

[1, 3, 7, 21, 83, 241, 249, 581, 723, 1687, 1743, 5061, 20003, 20161, 60009, 60483, 140021, 141127, 420063, 423381, 1673363, 4858801, 5020089, 11713541, 14576403, 34011607, 35140623, 102034821, 403280483, 1209841449, 2822963381, 8468890143]

約数ペア:

[(1, 8468890143), (3, 2822963381), (7, 1209841449), (21, 403280483), (83, 102034821), (241, 35140623), (249, 34011607), (581, 14576403), (723, 11713541), (1687, 5020089), (1743, 4858801), (5061, 1673363), (20003, 423381), (20161, 420063), (60009, 141127), (60483, 140021)]