47125309

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 65499840

約数和(自身を除く): 18374531

約数列:

[1, 7, 11, 17, 37, 49, 77, 119, 139, 187, 259, 407, 539, 629, 833, 973, 1309, 1529, 1813, 2363, 2849, 4403, 5143, 6811, 6919, 9163, 10703, 16541, 19943, 25993, 30821, 36001, 48433, 56573, 74921, 87431, 115787, 181951, 252007, 339031, 396011, 612017, 961741, 1273657, 2772077, 4284119, 6732187, 47125309]

約数ペア:

[(1, 47125309), (7, 6732187), (11, 4284119), (17, 2772077), (37, 1273657), (49, 961741), (77, 612017), (119, 396011), (139, 339031), (187, 252007), (259, 181951), (407, 115787), (539, 87431), (629, 74921), (833, 56573), (973, 48433), (1309, 36001), (1529, 30821), (1813, 25993), (2363, 19943), (2849, 16541), (4403, 10703), (5143, 9163), (6811, 6919)]