215383203

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{117889}}^1$

素因数の和:117931

約数の個数: 24

約数和(自身を含む): 367816800

約数和(自身を除く): 152433597

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 117889, 353667, 825223, 1061001, 2475669, 3418781, 7427007, 10256343, 23931467, 30769029, 71794401, 215383203]

約数ペア:

[(1, 215383203), (3, 71794401), (7, 30769029), (9, 23931467), (21, 10256343), (29, 7427007), (63, 3418781), (87, 2475669), (203, 1061001), (261, 825223), (609, 353667), (1827, 117889)]