201890689

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1451}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 273208320

約数和(自身を除く): 71317631

約数列:

[1, 7, 11, 13, 77, 91, 139, 143, 973, 1001, 1451, 1529, 1807, 10157, 10703, 12649, 15961, 18863, 19877, 111727, 132041, 139139, 201689, 207493, 1411823, 1452451, 2218579, 2621957, 15530053, 18353699, 28841527, 201890689]

約数ペア:

[(1, 201890689), (7, 28841527), (11, 18353699), (13, 15530053), (77, 2621957), (91, 2218579), (139, 1452451), (143, 1411823), (973, 207493), (1001, 201689), (1451, 139139), (1529, 132041), (1807, 111727), (10157, 19877), (10703, 18863), (12649, 15961)]