8989876

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10357}}^1$

素因数の和:10399

約数の個数: 24

約数和(自身を含む): 18561536

約数和(自身を除く): 9571660

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 10357, 20714, 41428, 72499, 144998, 289996, 321067, 642134, 1284268, 2247469, 4494938, 8989876]

約数ペア:

[(1, 8989876), (2, 4494938), (4, 2247469), (7, 1284268), (14, 642134), (28, 321067), (31, 289996), (62, 144998), (124, 72499), (217, 41428), (434, 20714), (868, 10357)]