55287981

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6803}}^1$

素因数の和:6862

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 40512339

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 6803, 8127, 20409, 47621, 61227, 142863, 183681, 292529, 428589, 877587, 1285767, 2047703, 2632761, 6143109, 7898283, 18429327, 55287981]

約数ペア:

[(1, 55287981), (3, 18429327), (7, 7898283), (9, 6143109), (21, 2632761), (27, 2047703), (43, 1285767), (63, 877587), (129, 428589), (189, 292529), (301, 183681), (387, 142863), (903, 61227), (1161, 47621), (2709, 20409), (6803, 8127)]