2421506813

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 2944811520

約数和(自身を除く): 523304707

約数列:

[1, 11, 19, 31, 61, 121, 209, 341, 557, 589, 671, 1159, 1891, 2299, 3751, 6127, 6479, 7381, 10583, 12749, 17267, 20801, 33977, 35929, 67397, 71269, 116413, 140239, 189937, 228811, 328073, 373747, 395219, 645563, 1053287, 1280543, 2089307, 3608803, 4111217, 4347409, 7101193, 11586157, 20012453, 39696833, 78113123, 127447727, 220136983, 2421506813]

約数ペア:

[(1, 2421506813), (11, 220136983), (19, 127447727), (31, 78113123), (61, 39696833), (121, 20012453), (209, 11586157), (341, 7101193), (557, 4347409), (589, 4111217), (671, 3608803), (1159, 2089307), (1891, 1280543), (2299, 1053287), (3751, 645563), (6127, 395219), (6479, 373747), (7381, 328073), (10583, 228811), (12749, 189937), (17267, 140239), (20801, 116413), (33977, 71269), (35929, 67397)]