28643691

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10597}}^1$

素因数の和:10670

約数の個数: 16

約数和(自身を含む): 41205024

約数和(自身を除く): 12561333

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 10597, 31791, 180149, 540447, 561641, 1684923, 9547897, 28643691]

約数ペア:

[(1, 28643691), (3, 9547897), (17, 1684923), (51, 561641), (53, 540447), (159, 180149), (901, 31791), (2703, 10597)]