148820721

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5683}}^1$

素因数の和:5765

約数の個数: 32

約数和(自身を含む): 240092160

約数和(自身を除く): 91271439

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 301, 609, 903, 1247, 3741, 5683, 8729, 17049, 26187, 39781, 119343, 164807, 244369, 494421, 733107, 1153649, 1710583, 3460947, 5131749, 7086701, 21260103, 49606907, 148820721]

約数ペア:

[(1, 148820721), (3, 49606907), (7, 21260103), (21, 7086701), (29, 5131749), (43, 3460947), (87, 1710583), (129, 1153649), (203, 733107), (301, 494421), (609, 244369), (903, 164807), (1247, 119343), (3741, 39781), (5683, 26187), (8729, 17049)]