135216981

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{491}}^1\times {\mathrm{827}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 201243744

約数和(自身を除く): 66026763

約数列:

[1, 3, 9, 37, 111, 333, 491, 827, 1473, 2481, 4419, 7443, 18167, 30599, 54501, 91797, 163503, 275391, 406057, 1218171, 3654513, 15024109, 45072327, 135216981]

約数ペア:

[(1, 135216981), (3, 45072327), (9, 15024109), (37, 3654513), (111, 1218171), (333, 406057), (491, 275391), (827, 163503), (1473, 91797), (2481, 54501), (4419, 30599), (7443, 18167)]