2757993

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2224

約数の個数: 16

約数和(自身を含む): 4273536

約数和(自身を除く): 1515543

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 2153, 6459, 15071, 45213, 131333, 393999, 919331, 2757993]

約数ペア:

[(1, 2757993), (3, 919331), (7, 393999), (21, 131333), (61, 45213), (183, 15071), (427, 6459), (1281, 2153)]