68640712

素因数分解:

$2^3\times 7^1\times {\mathrm{1225727}}^1$

素因数の和:1225740

約数の個数: 16

約数和(自身を含む): 147087360

約数和(自身を除く): 78446648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1225727, 2451454, 4902908, 8580089, 9805816, 17160178, 34320356, 68640712]

約数ペア:

[(1, 68640712), (2, 34320356), (4, 17160178), (7, 9805816), (8, 8580089), (14, 4902908), (28, 2451454), (56, 1225727)]