28847539

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 33960960

約数和(自身を除く): 5113421

約数列:

[1, 7, 43, 239, 301, 401, 1673, 2807, 10277, 17243, 71939, 95839, 120701, 670873, 4121077, 28847539]

約数ペア:

[(1, 28847539), (7, 4121077), (43, 670873), (239, 120701), (301, 95839), (401, 71939), (1673, 17243), (2807, 10277)]