27768237

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 43925760

約数和(自身を除く): 16157523

約数列:

[1, 3, 7, 21, 53, 61, 159, 183, 371, 409, 427, 1113, 1227, 1281, 2863, 3233, 8589, 9699, 21677, 22631, 24949, 65031, 67893, 74847, 151739, 174643, 455217, 523929, 1322297, 3966891, 9256079, 27768237]

約数ペア:

[(1, 27768237), (3, 9256079), (7, 3966891), (21, 1322297), (53, 523929), (61, 455217), (159, 174643), (183, 151739), (371, 74847), (409, 67893), (427, 65031), (1113, 24949), (1227, 22631), (1281, 21677), (2863, 9699), (3233, 8589)]