1331507944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{12802961}}^1$

素因数の和:12802980

約数の個数: 16

約数和(自身を含む): 2688622020

約数和(自身を除く): 1357114076

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 12802961, 25605922, 51211844, 102423688, 166438493, 332876986, 665753972, 1331507944]

約数ペア:

[(1, 1331507944), (2, 665753972), (4, 332876986), (8, 166438493), (13, 102423688), (26, 51211844), (52, 25605922), (104, 12802961)]