16374393

素因数分解:

$3^4\times 7^1\times {\mathrm{28879}}^1$

素因数の和:28898

約数の個数: 20

約数和(自身を含む): 27955840

約数和(自身を除く): 11581447

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 28879, 86637, 202153, 259911, 606459, 779733, 1819377, 2339199, 5458131, 16374393]

約数ペア:

[(1, 16374393), (3, 5458131), (7, 2339199), (9, 1819377), (21, 779733), (27, 606459), (63, 259911), (81, 202153), (189, 86637), (567, 28879)]