90220319

素因数分解:

$7^3\times {\mathrm{37}}^1\times {\mathrm{7109}}^1$

素因数の和:7167

約数の個数: 16

約数和(自身を含む): 108072000

約数和(自身を除く): 17851681

約数列:

[1, 7, 37, 49, 259, 343, 1813, 7109, 12691, 49763, 263033, 348341, 1841231, 2438387, 12888617, 90220319]

約数ペア:

[(1, 90220319), (7, 12888617), (37, 2438387), (49, 1841231), (259, 348341), (343, 263033), (1813, 49763), (7109, 12691)]