90781209

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{63439}}^1$

素因数の和:63501

約数の個数: 16

約数和(自身を含む): 137030400

約数和(自身を除く): 46249191

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 63439, 190317, 570951, 1712853, 3362267, 10086801, 30260403, 90781209]

約数ペア:

[(1, 90781209), (3, 30260403), (9, 10086801), (27, 3362267), (53, 1712853), (159, 570951), (477, 190317), (1431, 63439)]