64672993

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 83923200

約数和(自身を除く): 19250207

約数列:

[1, 7, 11, 49, 61, 77, 281, 343, 427, 539, 671, 1967, 2989, 3091, 3773, 4697, 13769, 17141, 20923, 21637, 32879, 96383, 119987, 151459, 188551, 230153, 839909, 1060213, 1319857, 5879363, 9238999, 64672993]

約数ペア:

[(1, 64672993), (7, 9238999), (11, 5879363), (49, 1319857), (61, 1060213), (77, 839909), (281, 230153), (343, 188551), (427, 151459), (539, 119987), (671, 96383), (1967, 32879), (2989, 21637), (3091, 20923), (3773, 17141), (4697, 13769)]