1330556787

素因数分解:

$3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21529}}^1$

素因数の和:21657

約数の個数: 40

約数和(自身を含む): 2292514400

約数和(自身を除く): 961957613

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 109, 189, 327, 567, 763, 981, 2289, 2943, 6867, 8829, 20601, 21529, 61803, 64587, 150703, 193761, 452109, 581283, 1356327, 1743849, 2346661, 4068981, 7039983, 12206943, 16426627, 21119949, 49279881, 63359847, 147839643, 190079541, 443518929, 1330556787]

約数ペア:

[(1, 1330556787), (3, 443518929), (7, 190079541), (9, 147839643), (21, 63359847), (27, 49279881), (63, 21119949), (81, 16426627), (109, 12206943), (189, 7039983), (327, 4068981), (567, 2346661), (763, 1743849), (981, 1356327), (2289, 581283), (2943, 452109), (6867, 193761), (8829, 150703), (20601, 64587), (21529, 61803)]