42487641

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39671}}^1$

素因数の和:39701

約数の個数: 24

約数和(自身を含む): 74265984

約数和(自身を除く): 31778343

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 39671, 119013, 277697, 357039, 674407, 833091, 2023221, 2499273, 4720849, 6069663, 14162547, 42487641]

約数ペア:

[(1, 42487641), (3, 14162547), (7, 6069663), (9, 4720849), (17, 2499273), (21, 2023221), (51, 833091), (63, 674407), (119, 357039), (153, 277697), (357, 119013), (1071, 39671)]