28005306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 68179968

約数和(自身を除く): 40174662

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 53, 69, 106, 138, 159, 161, 318, 322, 371, 483, 547, 742, 966, 1094, 1113, 1219, 1641, 2226, 2438, 3282, 3657, 3829, 7314, 7658, 8533, 11487, 12581, 17066, 22974, 25162, 25599, 28991, 37743, 51198, 57982, 75486, 86973, 88067, 173946, 176134, 202937, 264201, 405874, 528402, 608811, 666793, 1217622, 1333586, 2000379, 4000758, 4667551, 9335102, 14002653, 28005306]

約数ペア:

[(1, 28005306), (2, 14002653), (3, 9335102), (6, 4667551), (7, 4000758), (14, 2000379), (21, 1333586), (23, 1217622), (42, 666793), (46, 608811), (53, 528402), (69, 405874), (106, 264201), (138, 202937), (159, 176134), (161, 173946), (318, 88067), (322, 86973), (371, 75486), (483, 57982), (547, 51198), (742, 37743), (966, 28991), (1094, 25599), (1113, 25162), (1219, 22974), (1641, 17066), (2226, 12581), (2438, 11487), (3282, 8533), (3657, 7658), (3829, 7314)]