31409103621

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1\times {\mathrm{911}}^1$

素因数の和:1414

約数の個数: 64

約数和(自身を含む): 49892032512

約数和(自身を除く): 18482928891

約数列:

[1, 3, 7, 21, 31, 93, 211, 217, 251, 633, 651, 753, 911, 1477, 1757, 2733, 4431, 5271, 6377, 6541, 7781, 19131, 19623, 23343, 28241, 45787, 52961, 54467, 84723, 137361, 158883, 163401, 192221, 197687, 228661, 370727, 576663, 593061, 685983, 1112181, 1345547, 1600627, 1641791, 4036641, 4801881, 4925373, 5958851, 7088491, 11492537, 17876553, 21265473, 34477611, 41711957, 48247471, 49619437, 125135871, 144742413, 148858311, 337732297, 1013196891, 1495671601, 4487014803, 10469701207, 31409103621]

約数ペア:

[(1, 31409103621), (3, 10469701207), (7, 4487014803), (21, 1495671601), (31, 1013196891), (93, 337732297), (211, 148858311), (217, 144742413), (251, 125135871), (633, 49619437), (651, 48247471), (753, 41711957), (911, 34477611), (1477, 21265473), (1757, 17876553), (2733, 11492537), (4431, 7088491), (5271, 5958851), (6377, 4925373), (6541, 4801881), (7781, 4036641), (19131, 1641791), (19623, 1600627), (23343, 1345547), (28241, 1112181), (45787, 685983), (52961, 593061), (54467, 576663), (84723, 370727), (137361, 228661), (158883, 197687), (163401, 192221)]