2738349

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 18

約数和(自身を含む): 4076618

約数和(自身を除く): 1338269

約数列:

[1, 3, 9, 41, 123, 181, 369, 543, 1629, 1681, 5043, 7421, 15129, 22263, 66789, 304261, 912783, 2738349]

約数ペア:

[(1, 2738349), (3, 912783), (9, 304261), (41, 66789), (123, 22263), (181, 15129), (369, 7421), (543, 5043), (1629, 1681)]