281656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 594000

約数和(自身を除く): 312344

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 109, 136, 152, 218, 323, 436, 646, 872, 1292, 1853, 2071, 2584, 3706, 4142, 7412, 8284, 14824, 16568, 35207, 70414, 140828, 281656]

約数ペア:

[(1, 281656), (2, 140828), (4, 70414), (8, 35207), (17, 16568), (19, 14824), (34, 8284), (38, 7412), (68, 4142), (76, 3706), (109, 2584), (136, 2071), (152, 1853), (218, 1292), (323, 872), (436, 646)]