1321424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6353}}^1$

素因数の和:6374

約数の個数: 20

約数和(自身を含む): 2757636

約数和(自身を除く): 1436212

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6353, 12706, 25412, 50824, 82589, 101648, 165178, 330356, 660712, 1321424]

約数ペア:

[(1, 1321424), (2, 660712), (4, 330356), (8, 165178), (13, 101648), (16, 82589), (26, 50824), (52, 25412), (104, 12706), (208, 6353)]