2015019979

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{286999}}^1$

素因数の和:287082

約数の個数: 16

約数和(自身を含む): 2479680000

約数和(自身を除く): 464660021

約数列:

[1, 7, 17, 59, 119, 413, 1003, 7021, 286999, 2008993, 4878983, 16932941, 34152881, 118530587, 287859997, 2015019979]

約数ペア:

[(1, 2015019979), (7, 287859997), (17, 118530587), (59, 34152881), (119, 16932941), (413, 4878983), (1003, 2008993), (7021, 286999)]