1201725

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{109}}^1$

素因数の和:139

約数の個数: 54

約数和(自身を含む): 2526810

約数和(自身を除く): 1325085

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 109, 147, 175, 225, 245, 315, 327, 441, 525, 545, 735, 763, 981, 1225, 1575, 1635, 2205, 2289, 2725, 3675, 3815, 4905, 5341, 6867, 8175, 11025, 11445, 16023, 19075, 24525, 26705, 34335, 48069, 57225, 80115, 133525, 171675, 240345, 400575, 1201725]

約数ペア:

[(1, 1201725), (3, 400575), (5, 240345), (7, 171675), (9, 133525), (15, 80115), (21, 57225), (25, 48069), (35, 34335), (45, 26705), (49, 24525), (63, 19075), (75, 16023), (105, 11445), (109, 11025), (147, 8175), (175, 6867), (225, 5341), (245, 4905), (315, 3815), (327, 3675), (441, 2725), (525, 2289), (545, 2205), (735, 1635), (763, 1575), (981, 1225)]