353144090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{208961}}^1$

素因数の和:208994

約数の個数: 24

約数和(自身を含む): 688320828

約数和(自身を除く): 335176738

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 208961, 417922, 1044805, 2089610, 2716493, 5432986, 13582465, 27164930, 35314409, 70628818, 176572045, 353144090]

約数ペア:

[(1, 353144090), (2, 176572045), (5, 70628818), (10, 35314409), (13, 27164930), (26, 13582465), (65, 5432986), (130, 2716493), (169, 2089610), (338, 1044805), (845, 417922), (1690, 208961)]