51427915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 80075520

約数和(自身を除く): 28647605

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 139, 155, 217, 341, 385, 695, 961, 973, 1085, 1529, 1705, 2387, 4309, 4805, 4865, 6727, 7645, 10571, 10703, 11935, 21545, 30163, 33635, 47399, 52855, 53515, 73997, 133579, 150815, 236995, 331793, 369985, 667895, 935053, 1469369, 1658965, 4675265, 7346845, 10285583, 51427915]

約数ペア:

[(1, 51427915), (5, 10285583), (7, 7346845), (11, 4675265), (31, 1658965), (35, 1469369), (55, 935053), (77, 667895), (139, 369985), (155, 331793), (217, 236995), (341, 150815), (385, 133579), (695, 73997), (961, 53515), (973, 52855), (1085, 47399), (1529, 33635), (1705, 30163), (2387, 21545), (4309, 11935), (4805, 10703), (4865, 10571), (6727, 7645)]