1781116068

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1\times {\mathrm{1699}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 4188800000

約数和(自身を除く): 2407683932

約数列:

[1, 2, 3, 4, 6, 12, 199, 398, 439, 597, 796, 878, 1194, 1317, 1699, 1756, 2388, 2634, 3398, 5097, 5268, 6796, 10194, 20388, 87361, 174722, 262083, 338101, 349444, 524166, 676202, 745861, 1014303, 1048332, 1352404, 1491722, 2028606, 2237583, 2983444, 4057212, 4475166, 8950332, 148426339, 296852678, 445279017, 593705356, 890558034, 1781116068]

約数ペア:

[(1, 1781116068), (2, 890558034), (3, 593705356), (4, 445279017), (6, 296852678), (12, 148426339), (199, 8950332), (398, 4475166), (439, 4057212), (597, 2983444), (796, 2237583), (878, 2028606), (1194, 1491722), (1317, 1352404), (1699, 1048332), (1756, 1014303), (2388, 745861), (2634, 676202), (3398, 524166), (5097, 349444), (5268, 338101), (6796, 262083), (10194, 174722), (20388, 87361)]