253263399

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{81409}}^1$

素因数の和:81490

約数の個数: 16

約数和(自身を含む): 363414240

約数和(自身を除く): 110150841

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 81409, 244227, 1383953, 4151859, 4965949, 14897847, 84421133, 253263399]

約数ペア:

[(1, 253263399), (3, 84421133), (17, 14897847), (51, 4965949), (61, 4151859), (183, 1383953), (1037, 244227), (3111, 81409)]