207654368

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{593}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 423916416

約数和(自身を除く): 216262048

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 353, 496, 593, 706, 992, 1186, 1412, 2372, 2824, 4744, 5648, 9488, 10943, 11296, 18383, 18976, 21886, 36766, 43772, 73532, 87544, 147064, 175088, 209329, 294128, 350176, 418658, 588256, 837316, 1674632, 3349264, 6489199, 6698528, 12978398, 25956796, 51913592, 103827184, 207654368]

約数ペア:

[(1, 207654368), (2, 103827184), (4, 51913592), (8, 25956796), (16, 12978398), (31, 6698528), (32, 6489199), (62, 3349264), (124, 1674632), (248, 837316), (353, 588256), (496, 418658), (593, 350176), (706, 294128), (992, 209329), (1186, 175088), (1412, 147064), (2372, 87544), (2824, 73532), (4744, 43772), (5648, 36766), (9488, 21886), (10943, 18976), (11296, 18383)]