81649728

素因数分解:

$2^6\times 3^3\times {\mathrm{47251}}^1$

素因数の和:47272

約数の個数: 56

約数和(自身を含む): 240040160

約数和(自身を除く): 158390432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 47251, 94502, 141753, 189004, 283506, 378008, 425259, 567012, 756016, 850518, 1134024, 1275777, 1512032, 1701036, 2268048, 2551554, 3024064, 3402072, 4536096, 5103108, 6804144, 9072192, 10206216, 13608288, 20412432, 27216576, 40824864, 81649728]

約数ペア:

[(1, 81649728), (2, 40824864), (3, 27216576), (4, 20412432), (6, 13608288), (8, 10206216), (9, 9072192), (12, 6804144), (16, 5103108), (18, 4536096), (24, 3402072), (27, 3024064), (32, 2551554), (36, 2268048), (48, 1701036), (54, 1512032), (64, 1275777), (72, 1134024), (96, 850518), (108, 756016), (144, 567012), (192, 425259), (216, 378008), (288, 283506), (432, 189004), (576, 141753), (864, 94502), (1728, 47251)]