2015199907

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{891287}}^1$

素因数の和:891330

約数の個数: 16

約数和(自身を含む): 2566909440

約数和(自身を除く): 551709533

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 891287, 6239009, 15151879, 16934453, 106063153, 118541171, 287885701, 2015199907]

約数ペア:

[(1, 2015199907), (7, 287885701), (17, 118541171), (19, 106063153), (119, 16934453), (133, 15151879), (323, 6239009), (2261, 891287)]