988754305

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{6469}}^1$

素因数の和:6889

約数の個数: 32

約数和(自身を含む): 1483234560

約数和(自身を除く): 494480255

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 397, 1985, 2779, 4367, 6469, 13895, 21835, 30569, 32345, 45283, 71159, 152845, 226415, 355795, 498113, 2490565, 2568193, 12840965, 17977351, 28250123, 89886755, 141250615, 197750861, 988754305]

約数ペア:

[(1, 988754305), (5, 197750861), (7, 141250615), (11, 89886755), (35, 28250123), (55, 17977351), (77, 12840965), (385, 2568193), (397, 2490565), (1985, 498113), (2779, 355795), (4367, 226415), (6469, 152845), (13895, 71159), (21835, 45283), (30569, 32345)]