208794404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 463296960

約数和(自身を除く): 254502556

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 182, 259, 364, 419, 481, 518, 838, 962, 1036, 1369, 1676, 1924, 2738, 2933, 3367, 5447, 5476, 5866, 6734, 9583, 10894, 11732, 13468, 15503, 17797, 19166, 21788, 31006, 35594, 38129, 38332, 62012, 71188, 76258, 108521, 124579, 152516, 201539, 217042, 249158, 403078, 434084, 498316, 573611, 806156, 1147222, 1410773, 2294444, 2821546, 4015277, 5643092, 7456943, 8030554, 14913886, 16061108, 29827772, 52198601, 104397202, 208794404]

約数ペア:

[(1, 208794404), (2, 104397202), (4, 52198601), (7, 29827772), (13, 16061108), (14, 14913886), (26, 8030554), (28, 7456943), (37, 5643092), (52, 4015277), (74, 2821546), (91, 2294444), (148, 1410773), (182, 1147222), (259, 806156), (364, 573611), (419, 498316), (481, 434084), (518, 403078), (838, 249158), (962, 217042), (1036, 201539), (1369, 152516), (1676, 124579), (1924, 108521), (2738, 76258), (2933, 71188), (3367, 62012), (5447, 38332), (5476, 38129), (5866, 35594), (6734, 31006), (9583, 21788), (10894, 19166), (11732, 17797), (13468, 15503)]