28804997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 31825920

約数和(自身を除く): 3020923

約数列:

[1, 13, 73, 127, 239, 949, 1651, 3107, 9271, 17447, 30353, 120523, 226811, 394589, 2215769, 28804997]

約数ペア:

[(1, 28804997), (13, 2215769), (73, 394589), (127, 226811), (239, 120523), (949, 30353), (1651, 17447), (3107, 9271)]