27773991

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23203}}^1$

素因数の和:23235

約数の個数: 24

約数和(自身を含む): 48264320

約数和(自身を除く): 20490329

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 23203, 69609, 162421, 208827, 440857, 487263, 1322571, 1461789, 3085999, 3967713, 9257997, 27773991]

約数ペア:

[(1, 27773991), (3, 9257997), (7, 3967713), (9, 3085999), (19, 1461789), (21, 1322571), (57, 487263), (63, 440857), (133, 208827), (171, 162421), (399, 69609), (1197, 23203)]