215226352

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{28439}}^1$

素因数の和:28501

約数の個数: 40

約数和(自身を含む): 465505920

約数和(自身を除く): 250279568

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 7568, 28439, 56878, 113756, 227512, 312829, 455024, 625658, 1222877, 1251316, 2445754, 2502632, 4891508, 5005264, 9783016, 13451647, 19566032, 26903294, 53806588, 107613176, 215226352]

約数ペア:

[(1, 215226352), (2, 107613176), (4, 53806588), (8, 26903294), (11, 19566032), (16, 13451647), (22, 9783016), (43, 5005264), (44, 4891508), (86, 2502632), (88, 2445754), (172, 1251316), (176, 1222877), (344, 625658), (473, 455024), (688, 312829), (946, 227512), (1892, 113756), (3784, 56878), (7568, 28439)]