2912189

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 16

約数和(自身を含む): 3480960

約数和(自身を除く): 568771

約数列:

[1, 7, 41, 73, 139, 287, 511, 973, 2993, 5699, 10147, 20951, 39893, 71029, 416027, 2912189]

約数ペア:

[(1, 2912189), (7, 416027), (41, 71029), (73, 39893), (139, 20951), (287, 10147), (511, 5699), (973, 2993)]