28526904

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:375

約数の個数: 160

約数和(自身を含む): 96412800

約数和(自身を除く): 67885896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 81, 84, 108, 114, 126, 133, 152, 162, 168, 171, 189, 216, 228, 252, 266, 324, 331, 342, 378, 399, 456, 504, 513, 532, 567, 648, 662, 684, 756, 798, 993, 1026, 1064, 1134, 1197, 1324, 1368, 1512, 1539, 1596, 1986, 2052, 2268, 2317, 2394, 2648, 2979, 3078, 3192, 3591, 3972, 4104, 4536, 4634, 4788, 5958, 6156, 6289, 6951, 7182, 7944, 8937, 9268, 9576, 10773, 11916, 12312, 12578, 13902, 14364, 17874, 18536, 18867, 20853, 21546, 23832, 25156, 26811, 27804, 28728, 35748, 37734, 41706, 43092, 44023, 50312, 53622, 55608, 56601, 62559, 71496, 75468, 83412, 86184, 88046, 107244, 113202, 125118, 132069, 150936, 166824, 169803, 176092, 187677, 214488, 226404, 250236, 264138, 339606, 352184, 375354, 396207, 452808, 500472, 509409, 528276, 679212, 750708, 792414, 1018818, 1056552, 1188621, 1358424, 1501416, 1584828, 2037636, 2377242, 3169656, 3565863, 4075272, 4754484, 7131726, 9508968, 14263452, 28526904]

約数ペア:

[(1, 28526904), (2, 14263452), (3, 9508968), (4, 7131726), (6, 4754484), (7, 4075272), (8, 3565863), (9, 3169656), (12, 2377242), (14, 2037636), (18, 1584828), (19, 1501416), (21, 1358424), (24, 1188621), (27, 1056552), (28, 1018818), (36, 792414), (38, 750708), (42, 679212), (54, 528276), (56, 509409), (57, 500472), (63, 452808), (72, 396207), (76, 375354), (81, 352184), (84, 339606), (108, 264138), (114, 250236), (126, 226404), (133, 214488), (152, 187677), (162, 176092), (168, 169803), (171, 166824), (189, 150936), (216, 132069), (228, 125118), (252, 113202), (266, 107244), (324, 88046), (331, 86184), (342, 83412), (378, 75468), (399, 71496), (456, 62559), (504, 56601), (513, 55608), (532, 53622), (567, 50312), (648, 44023), (662, 43092), (684, 41706), (756, 37734), (798, 35748), (993, 28728), (1026, 27804), (1064, 26811), (1134, 25156), (1197, 23832), (1324, 21546), (1368, 20853), (1512, 18867), (1539, 18536), (1596, 17874), (1986, 14364), (2052, 13902), (2268, 12578), (2317, 12312), (2394, 11916), (2648, 10773), (2979, 9576), (3078, 9268), (3192, 8937), (3591, 7944), (3972, 7182), (4104, 6951), (4536, 6289), (4634, 6156), (4788, 5958)]