27972693

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23369}}^1$

素因数の和:23401

約数の個数: 24

約数和(自身を含む): 48609600

約数和(自身を除く): 20636907

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 23369, 70107, 163583, 210321, 444011, 490749, 1332033, 1472247, 3108077, 3996099, 9324231, 27972693]

約数ペア:

[(1, 27972693), (3, 9324231), (7, 3996099), (9, 3108077), (19, 1472247), (21, 1332033), (57, 490749), (63, 444011), (133, 210321), (171, 163583), (399, 70107), (1197, 23369)]