13621221

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{2861}}^1$

素因数の和:2913

約数の個数: 18

約数和(自身を含む): 20574918

約数和(自身を除く): 6953697

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 2861, 4761, 8583, 25749, 65803, 197409, 592227, 1513469, 4540407, 13621221]

約数ペア:

[(1, 13621221), (3, 4540407), (9, 1513469), (23, 592227), (69, 197409), (207, 65803), (529, 25749), (1587, 8583), (2861, 4761)]