12517275

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 21855744

約数和(自身を除く): 9338469

約数列:

[1, 3, 5, 15, 25, 47, 53, 67, 75, 141, 159, 201, 235, 265, 335, 705, 795, 1005, 1175, 1325, 1675, 2491, 3149, 3525, 3551, 3975, 5025, 7473, 9447, 10653, 12455, 15745, 17755, 37365, 47235, 53265, 62275, 78725, 88775, 166897, 186825, 236175, 266325, 500691, 834485, 2503455, 4172425, 12517275]

約数ペア:

[(1, 12517275), (3, 4172425), (5, 2503455), (15, 834485), (25, 500691), (47, 266325), (53, 236175), (67, 186825), (75, 166897), (141, 88775), (159, 78725), (201, 62275), (235, 53265), (265, 47235), (335, 37365), (705, 17755), (795, 15745), (1005, 12455), (1175, 10653), (1325, 9447), (1675, 7473), (2491, 5025), (3149, 3975), (3525, 3551)]