28171934

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{69389}}^1$

素因数の和:69427

約数の個数: 16

約数和(自身を含む): 49960800

約数和(自身を除く): 21788866

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 69389, 138778, 485723, 971446, 2012281, 4024562, 14085967, 28171934]

約数ペア:

[(1, 28171934), (2, 14085967), (7, 4024562), (14, 2012281), (29, 971446), (58, 485723), (203, 138778), (406, 69389)]