255822216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{819943}}^1$

素因数の和:819965

約数の個数: 32

約数和(自身を含む): 688752960

約数和(自身を除く): 432930744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 819943, 1639886, 2459829, 3279772, 4919658, 6559544, 9839316, 10659259, 19678632, 21318518, 31977777, 42637036, 63955554, 85274072, 127911108, 255822216]

約数ペア:

[(1, 255822216), (2, 127911108), (3, 85274072), (4, 63955554), (6, 42637036), (8, 31977777), (12, 21318518), (13, 19678632), (24, 10659259), (26, 9839316), (39, 6559544), (52, 4919658), (78, 3279772), (104, 2459829), (156, 1639886), (312, 819943)]