71389448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{686437}}^1$

素因数の和:686456

約数の個数: 16

約数和(自身を含む): 144151980

約数和(自身を除く): 72762532

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 686437, 1372874, 2745748, 5491496, 8923681, 17847362, 35694724, 71389448]

約数ペア:

[(1, 71389448), (2, 35694724), (4, 17847362), (8, 8923681), (13, 5491496), (26, 2745748), (52, 1372874), (104, 686437)]