996837921

素因数分解:

$3^4\times {\mathrm{449}}^1\times {\mathrm{27409}}^1$

素因数の和:27870

約数の個数: 20

約数和(自身を含む): 1492474500

約数和(自身を除く): 495636579

約数列:

[1, 3, 9, 27, 81, 449, 1347, 4041, 12123, 27409, 36369, 82227, 246681, 740043, 2220129, 12306641, 36919923, 110759769, 332279307, 996837921]

約数ペア:

[(1, 996837921), (3, 332279307), (9, 110759769), (27, 36919923), (81, 12306641), (449, 2220129), (1347, 740043), (4041, 246681), (12123, 82227), (27409, 36369)]