139397433

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20551}}^1$

素因数の和:20597

約数の個数: 32

約数和(自身を含む): 236759040

約数和(自身を除く): 97361607

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 20551, 61653, 143857, 349367, 390469, 431571, 1048101, 1171407, 2445569, 2733283, 6637973, 7336707, 8199849, 19913919, 46465811, 139397433]

約数ペア:

[(1, 139397433), (3, 46465811), (7, 19913919), (17, 8199849), (19, 7336707), (21, 6637973), (51, 2733283), (57, 2445569), (119, 1171407), (133, 1048101), (323, 431571), (357, 390469), (399, 349367), (969, 143857), (2261, 61653), (6783, 20551)]