245358

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:368

約数の個数: 24

約数和(自身を含む): 545688

約数和(自身を除く): 300330

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 317, 387, 634, 774, 951, 1902, 2853, 5706, 13631, 27262, 40893, 81786, 122679, 245358]

約数ペア:

[(1, 245358), (2, 122679), (3, 81786), (6, 40893), (9, 27262), (18, 13631), (43, 5706), (86, 2853), (129, 1902), (258, 951), (317, 774), (387, 634)]