129449985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1$

素因数の和:1622

約数の個数: 64

約数和(自身を含む): 256131072

約数和(自身を除く): 126681087

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 51, 85, 105, 119, 141, 235, 255, 329, 357, 595, 705, 799, 987, 1543, 1645, 1785, 2397, 3995, 4629, 4935, 5593, 7715, 10801, 11985, 16779, 23145, 26231, 27965, 32403, 54005, 72521, 78693, 83895, 131155, 162015, 183617, 217563, 362605, 393465, 507647, 550851, 918085, 1087815, 1232857, 1522941, 2538235, 2754255, 3698571, 6164285, 7614705, 8629999, 18492855, 25889997, 43149995, 129449985]

約数ペア:

[(1, 129449985), (3, 43149995), (5, 25889997), (7, 18492855), (15, 8629999), (17, 7614705), (21, 6164285), (35, 3698571), (47, 2754255), (51, 2538235), (85, 1522941), (105, 1232857), (119, 1087815), (141, 918085), (235, 550851), (255, 507647), (329, 393465), (357, 362605), (595, 217563), (705, 183617), (799, 162015), (987, 131155), (1543, 83895), (1645, 78693), (1785, 72521), (2397, 54005), (3995, 32403), (4629, 27965), (4935, 26231), (5593, 23145), (7715, 16779), (10801, 11985)]