20171543049

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2270803}}^1$

素因数の和:2270866

約数の個数: 32

約数和(自身を含む): 34879549440

約数和(自身を除く): 14708006391

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 8883, 2270803, 6812409, 15895621, 20437227, 47686863, 61311681, 106727741, 143060589, 320183223, 429181767, 747094187, 960549669, 2241282561, 2881649007, 6723847683, 20171543049]

約数ペア:

[(1, 20171543049), (3, 6723847683), (7, 2881649007), (9, 2241282561), (21, 960549669), (27, 747094187), (47, 429181767), (63, 320183223), (141, 143060589), (189, 106727741), (329, 61311681), (423, 47686863), (987, 20437227), (1269, 15895621), (2961, 6812409), (8883, 2270803)]