12973725

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^2\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 54

約数和(自身を含む): 24514490

約数和(自身を除く): 11540765

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 109, 115, 207, 225, 327, 345, 529, 545, 575, 981, 1035, 1587, 1635, 1725, 2507, 2645, 2725, 4761, 4905, 5175, 7521, 7935, 8175, 12535, 13225, 22563, 23805, 24525, 37605, 39675, 57661, 62675, 112815, 119025, 172983, 188025, 288305, 518949, 564075, 864915, 1441525, 2594745, 4324575, 12973725]

約数ペア:

[(1, 12973725), (3, 4324575), (5, 2594745), (9, 1441525), (15, 864915), (23, 564075), (25, 518949), (45, 288305), (69, 188025), (75, 172983), (109, 119025), (115, 112815), (207, 62675), (225, 57661), (327, 39675), (345, 37605), (529, 24525), (545, 23805), (575, 22563), (981, 13225), (1035, 12535), (1587, 8175), (1635, 7935), (1725, 7521), (2507, 5175), (2645, 4905), (2725, 4761)]