30900009

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31307}}^1$

素因数の和:31364

約数の個数: 16

約数和(自身を含む): 48089088

約数和(自身を除く): 17189079

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 31307, 93921, 219149, 657447, 1471429, 4414287, 10300003, 30900009]

約数ペア:

[(1, 30900009), (3, 10300003), (7, 4414287), (21, 1471429), (47, 657447), (141, 219149), (329, 93921), (987, 31307)]