305720884

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{8191}}^1$

素因数の和:8276

約数の個数: 48

約数和(自身を含む): 645922816

約数和(自身を除く): 340201932

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 62, 86, 124, 172, 217, 301, 434, 602, 868, 1204, 1333, 2666, 5332, 8191, 9331, 16382, 18662, 32764, 37324, 57337, 114674, 229348, 253921, 352213, 507842, 704426, 1015684, 1408852, 1777447, 2465491, 3554894, 4930982, 7109788, 9861964, 10918603, 21837206, 43674412, 76430221, 152860442, 305720884]

約数ペア:

[(1, 305720884), (2, 152860442), (4, 76430221), (7, 43674412), (14, 21837206), (28, 10918603), (31, 9861964), (43, 7109788), (62, 4930982), (86, 3554894), (124, 2465491), (172, 1777447), (217, 1408852), (301, 1015684), (434, 704426), (602, 507842), (868, 352213), (1204, 253921), (1333, 229348), (2666, 114674), (5332, 57337), (8191, 37324), (9331, 32764), (16382, 18662)]