15375213

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2239}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 25625600

約数和(自身を除く): 10250387

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2239, 2289, 6717, 6867, 15673, 20151, 47019, 141057, 244051, 732153, 1708357, 2196459, 5125071, 15375213]

約数ペア:

[(1, 15375213), (3, 5125071), (7, 2196459), (9, 1708357), (21, 732153), (63, 244051), (109, 141057), (327, 47019), (763, 20151), (981, 15673), (2239, 6867), (2289, 6717)]