348959780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1342153}}^1$

素因数の和:1342175

約数の個数: 24

約数和(自身を含む): 789186552

約数和(自身を除く): 440226772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1342153, 2684306, 5368612, 6710765, 13421530, 17447989, 26843060, 34895978, 69791956, 87239945, 174479890, 348959780]

約数ペア:

[(1, 348959780), (2, 174479890), (4, 87239945), (5, 69791956), (10, 34895978), (13, 26843060), (20, 17447989), (26, 13421530), (52, 6710765), (65, 5368612), (130, 2684306), (260, 1342153)]