1271284225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{49037}}^1$

素因数の和:49125

約数の個数: 24

約数和(自身を含む): 1696518648

約数和(自身を除く): 425234423

約数列:

[1, 5, 17, 25, 61, 85, 305, 425, 1037, 1525, 5185, 25925, 49037, 245185, 833629, 1225925, 2991257, 4168145, 14956285, 20840725, 50851369, 74781425, 254256845, 1271284225]

約数ペア:

[(1, 1271284225), (5, 254256845), (17, 74781425), (25, 50851369), (61, 20840725), (85, 14956285), (305, 4168145), (425, 2991257), (1037, 1225925), (1525, 833629), (5185, 245185), (25925, 49037)]