1970825521

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17789}}^1$

素因数の和:17846

約数の個数: 32

約数和(自身を含む): 2561760000

約数和(自身を除く): 590934479

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 343, 833, 931, 2261, 5831, 6517, 15827, 17789, 110789, 124523, 302413, 337991, 871661, 2116891, 2365937, 5745847, 6101627, 14818237, 16561559, 40220929, 103727659, 115930913, 281546503, 1970825521]

約数ペア:

[(1, 1970825521), (7, 281546503), (17, 115930913), (19, 103727659), (49, 40220929), (119, 16561559), (133, 14818237), (323, 6101627), (343, 5745847), (833, 2365937), (931, 2116891), (2261, 871661), (5831, 337991), (6517, 302413), (15827, 124523), (17789, 110789)]