127801289

素因数分解:

$7^1\times {\mathrm{11}}^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 40

約数和(自身を含む): 170068800

約数和(自身を除く): 42267511

約数列:

[1, 7, 11, 29, 43, 77, 121, 203, 301, 319, 473, 847, 1247, 1331, 2233, 3311, 3509, 5203, 8729, 9317, 13717, 14641, 24563, 36421, 38599, 57233, 96019, 102487, 150887, 270193, 400631, 424589, 629563, 1056209, 1659757, 2972123, 4406941, 11618299, 18257327, 127801289]

約数ペア:

[(1, 127801289), (7, 18257327), (11, 11618299), (29, 4406941), (43, 2972123), (77, 1659757), (121, 1056209), (203, 629563), (301, 424589), (319, 400631), (473, 270193), (847, 150887), (1247, 102487), (1331, 96019), (2233, 57233), (3311, 38599), (3509, 36421), (5203, 24563), (8729, 14641), (9317, 13717)]