268657870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2066599}}^1$

素因数の和:2066619

約数の個数: 16

約数和(自身を含む): 520783200

約数和(自身を除く): 252125330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2066599, 4133198, 10332995, 20665990, 26865787, 53731574, 134328935, 268657870]

約数ペア:

[(1, 268657870), (2, 134328935), (5, 53731574), (10, 26865787), (13, 20665990), (26, 10332995), (65, 4133198), (130, 2066599)]