1230408921

素因数分解:

$3^1\times 7^1\times {\mathrm{2851}}^1\times {\mathrm{20551}}^1$

素因数の和:23412

約数の個数: 16

約数和(自身を含む): 1875657728

約数和(自身を除く): 645248807

約数列:

[1, 3, 7, 21, 2851, 8553, 19957, 20551, 59871, 61653, 143857, 431571, 58590901, 175772703, 410136307, 1230408921]

約数ペア:

[(1, 1230408921), (3, 410136307), (7, 175772703), (21, 58590901), (2851, 431571), (8553, 143857), (19957, 61653), (20551, 59871)]