193821573

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{787}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 299566080

約数和(自身を除く): 105744507

約数列:

[1, 3, 11, 17, 33, 51, 187, 439, 561, 787, 1317, 2361, 4829, 7463, 8657, 13379, 14487, 22389, 25971, 40137, 82093, 147169, 246279, 345493, 441507, 1036479, 3800423, 5873381, 11401269, 17620143, 64607191, 193821573]

約数ペア:

[(1, 193821573), (3, 64607191), (11, 17620143), (17, 11401269), (33, 5873381), (51, 3800423), (187, 1036479), (439, 441507), (561, 345493), (787, 246279), (1317, 147169), (2361, 82093), (4829, 40137), (7463, 25971), (8657, 22389), (13379, 14487)]