68490773

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{647}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 78382080

約数和(自身を除く): 9891307

約数列:

[1, 13, 17, 221, 479, 647, 6227, 8143, 8411, 10999, 105859, 142987, 309913, 4028869, 5268521, 68490773]

約数ペア:

[(1, 68490773), (13, 5268521), (17, 4028869), (221, 309913), (479, 142987), (647, 105859), (6227, 10999), (8143, 8411)]