157216311

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{11827}}^1$

素因数の和:12051

約数の個数: 24

約数和(自身を含む): 260783744

約数和(自身を除く): 103567433

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 4431, 11827, 13293, 35481, 82789, 106443, 248367, 745101, 2495497, 7486491, 17468479, 22459473, 52405437, 157216311]

約数ペア:

[(1, 157216311), (3, 52405437), (7, 22459473), (9, 17468479), (21, 7486491), (63, 2495497), (211, 745101), (633, 248367), (1477, 106443), (1899, 82789), (4431, 35481), (11827, 13293)]