28867412

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 60668160

約数和(自身を除く): 31800748

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 73, 116, 146, 203, 292, 406, 487, 511, 812, 974, 1022, 1948, 2044, 2117, 3409, 4234, 6818, 8468, 13636, 14123, 14819, 28246, 29638, 35551, 56492, 59276, 71102, 98861, 142204, 197722, 248857, 395444, 497714, 995428, 1030979, 2061958, 4123916, 7216853, 14433706, 28867412]

約数ペア:

[(1, 28867412), (2, 14433706), (4, 7216853), (7, 4123916), (14, 2061958), (28, 1030979), (29, 995428), (58, 497714), (73, 395444), (116, 248857), (146, 197722), (203, 142204), (292, 98861), (406, 71102), (487, 59276), (511, 56492), (812, 35551), (974, 29638), (1022, 28246), (1948, 14819), (2044, 14123), (2117, 13636), (3409, 8468), (4234, 6818)]