28232828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{542939}}^1$

素因数の和:542956

約数の個数: 12

約数和(自身を含む): 53208120

約数和(自身を除く): 24975292

約数列:

[1, 2, 4, 13, 26, 52, 542939, 1085878, 2171756, 7058207, 14116414, 28232828]

約数ペア:

[(1, 28232828), (2, 14116414), (4, 7058207), (13, 2171756), (26, 1085878), (52, 542939)]