2158045659007

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1637}}^1\times {\mathrm{20183}}^1$

素因数の和:21908

約数の個数: 48

約数和(自身を含む): 2653375076352

約数和(自身を除く): 495329417345

約数列:

[1, 7, 31, 43, 49, 217, 301, 1333, 1519, 1637, 2107, 9331, 11459, 20183, 50747, 65317, 70391, 80213, 141281, 355229, 492737, 625673, 867869, 988967, 2182121, 2486603, 3449159, 4379711, 6075083, 15274847, 26903939, 30657977, 33039571, 42525581, 106923929, 188327573, 231276997, 1024226701, 1318293011, 1420701553, 1618938979, 7169586907, 9944910871, 44041748143, 50187108349, 69614376097, 308292237001, 2158045659007]

約数ペア:

[(1, 2158045659007), (7, 308292237001), (31, 69614376097), (43, 50187108349), (49, 44041748143), (217, 9944910871), (301, 7169586907), (1333, 1618938979), (1519, 1420701553), (1637, 1318293011), (2107, 1024226701), (9331, 231276997), (11459, 188327573), (20183, 106923929), (50747, 42525581), (65317, 33039571), (70391, 30657977), (80213, 26903939), (141281, 15274847), (355229, 6075083), (492737, 4379711), (625673, 3449159), (867869, 2486603), (988967, 2182121)]