15291243

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{601}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 24229296

約数和(自身を除く): 8938053

約数列:

[1, 3, 9, 11, 33, 99, 257, 601, 771, 1803, 2313, 2827, 5409, 6611, 8481, 19833, 25443, 59499, 154457, 463371, 1390113, 1699027, 5097081, 15291243]

約数ペア:

[(1, 15291243), (3, 5097081), (9, 1699027), (11, 1390113), (33, 463371), (99, 154457), (257, 59499), (601, 25443), (771, 19833), (1803, 8481), (2313, 6611), (2827, 5409)]