28446736

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 40

約数和(自身を含む): 56960640

約数和(自身を除く): 28513904

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 173, 239, 344, 346, 478, 688, 692, 956, 1384, 1912, 2768, 3824, 7439, 10277, 14878, 20554, 29756, 41108, 41347, 59512, 82216, 82694, 119024, 164432, 165388, 330776, 661552, 1777921, 3555842, 7111684, 14223368, 28446736]

約数ペア:

[(1, 28446736), (2, 14223368), (4, 7111684), (8, 3555842), (16, 1777921), (43, 661552), (86, 330776), (172, 165388), (173, 164432), (239, 119024), (344, 82694), (346, 82216), (478, 59512), (688, 41347), (692, 41108), (956, 29756), (1384, 20554), (1912, 14878), (2768, 10277), (3824, 7439)]