55751073

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19961}}^1$

素因数の和:19997

約数の個数: 24

約数和(自身を含む): 91026720

約数和(自身を除く): 35275647

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 19961, 59883, 139727, 379259, 419181, 978089, 1137777, 2654813, 2934267, 7964439, 18583691, 55751073]

約数ペア:

[(1, 55751073), (3, 18583691), (7, 7964439), (19, 2934267), (21, 2654813), (49, 1137777), (57, 978089), (133, 419181), (147, 379259), (399, 139727), (931, 59883), (2793, 19961)]