2080402317

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{165941}}^1$

素因数の和:166153

約数の個数: 24

約数和(自身を含む): 3451593600

約数和(自身を除く): 1371191283

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 12537, 165941, 497823, 1161587, 1493469, 3484761, 10454283, 33022259, 99066777, 231155813, 297200331, 693467439, 2080402317]

約数ペア:

[(1, 2080402317), (3, 693467439), (7, 297200331), (9, 231155813), (21, 99066777), (63, 33022259), (199, 10454283), (597, 3484761), (1393, 1493469), (1791, 1161587), (4179, 497823), (12537, 165941)]