290099888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1394711}}^1$

素因数の和:1394732

約数の個数: 20

約数和(自身を含む): 605305008

約数和(自身を除く): 315205120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1394711, 2789422, 5578844, 11157688, 18131243, 22315376, 36262486, 72524972, 145049944, 290099888]

約数ペア:

[(1, 290099888), (2, 145049944), (4, 72524972), (8, 36262486), (13, 22315376), (16, 18131243), (26, 11157688), (52, 5578844), (104, 2789422), (208, 1394711)]