27930987

素因数分解:

$3^4\times 7^1\times {\mathrm{49261}}^1$

素因数の和:49280

約数の個数: 20

約数和(自身を含む): 47685616

約数和(自身を除く): 19754629

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 49261, 147783, 344827, 443349, 1034481, 1330047, 3103443, 3990141, 9310329, 27930987]

約数ペア:

[(1, 27930987), (3, 9310329), (7, 3990141), (9, 3103443), (21, 1330047), (27, 1034481), (63, 443349), (81, 344827), (189, 147783), (567, 49261)]