30791229

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77171}}^1$

素因数の和:77200

約数の個数: 16

約数和(自身を含む): 49390080

約数和(自身を除く): 18598851

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 77171, 231513, 540197, 1466249, 1620591, 4398747, 10263743, 30791229]

約数ペア:

[(1, 30791229), (3, 10263743), (7, 4398747), (19, 1620591), (21, 1466249), (57, 540197), (133, 231513), (399, 77171)]