2718531

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{571}}^1$

素因数の和:623

約数の個数: 18

約数和(自身を含む): 4112108

約数和(自身を除く): 1393577

約数列:

[1, 3, 9, 23, 69, 207, 529, 571, 1587, 1713, 4761, 5139, 13133, 39399, 118197, 302059, 906177, 2718531]

約数ペア:

[(1, 2718531), (3, 906177), (9, 302059), (23, 118197), (69, 39399), (207, 13133), (529, 5139), (571, 4761), (1587, 1713)]