2666757891

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1607449}}^1$

素因数の和:1607538

約数の個数: 16

約数和(自身を含む): 4115072000

約数和(自身を除く): 1448314109

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 1607449, 4822347, 11252143, 33756429, 126988471, 380965413, 888919297, 2666757891]

約数ペア:

[(1, 2666757891), (3, 888919297), (7, 380965413), (21, 126988471), (79, 33756429), (237, 11252143), (553, 4822347), (1659, 1607449)]