28292677

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{541}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 33577984

約数和(自身を除く): 5285307

約数列:

[1, 7, 31, 217, 241, 541, 1687, 3787, 7471, 16771, 52297, 117397, 130381, 912667, 4041811, 28292677]

約数ペア:

[(1, 28292677), (7, 4041811), (31, 912667), (217, 130381), (241, 117397), (541, 52297), (1687, 16771), (3787, 7471)]