491415848

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:412

約数の個数: 128

約数和(自身を含む): 1222732800

約数和(自身を除く): 731316952

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 121, 133, 152, 154, 209, 242, 266, 308, 347, 418, 484, 532, 616, 694, 836, 847, 968, 1064, 1331, 1388, 1463, 1672, 1694, 2299, 2429, 2662, 2776, 2926, 3388, 3817, 4598, 4858, 5324, 5852, 6593, 6776, 7634, 9196, 9317, 9716, 10648, 11704, 13186, 15268, 16093, 18392, 18634, 19432, 25289, 26372, 26719, 30536, 32186, 37268, 41987, 46151, 50578, 52744, 53438, 64372, 72523, 74536, 83974, 92302, 101156, 106876, 128744, 145046, 167948, 177023, 184604, 202312, 213752, 290092, 293909, 335896, 354046, 369208, 461857, 507661, 580184, 587818, 708092, 797753, 923714, 1015322, 1175636, 1416184, 1595506, 1847428, 2030644, 2351272, 3191012, 3232999, 3694856, 4061288, 5584271, 6382024, 6465998, 8775283, 11168542, 12931996, 17550566, 22337084, 25863992, 35101132, 44674168, 61426981, 70202264, 122853962, 245707924, 491415848]

約数ペア:

[(1, 491415848), (2, 245707924), (4, 122853962), (7, 70202264), (8, 61426981), (11, 44674168), (14, 35101132), (19, 25863992), (22, 22337084), (28, 17550566), (38, 12931996), (44, 11168542), (56, 8775283), (76, 6465998), (77, 6382024), (88, 5584271), (121, 4061288), (133, 3694856), (152, 3232999), (154, 3191012), (209, 2351272), (242, 2030644), (266, 1847428), (308, 1595506), (347, 1416184), (418, 1175636), (484, 1015322), (532, 923714), (616, 797753), (694, 708092), (836, 587818), (847, 580184), (968, 507661), (1064, 461857), (1331, 369208), (1388, 354046), (1463, 335896), (1672, 293909), (1694, 290092), (2299, 213752), (2429, 202312), (2662, 184604), (2776, 177023), (2926, 167948), (3388, 145046), (3817, 128744), (4598, 106876), (4858, 101156), (5324, 92302), (5852, 83974), (6593, 74536), (6776, 72523), (7634, 64372), (9196, 53438), (9317, 52744), (9716, 50578), (10648, 46151), (11704, 41987), (13186, 37268), (15268, 32186), (16093, 30536), (18392, 26719), (18634, 26372), (19432, 25289)]