1556554854

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2305

約数の個数: 64

約数和(自身を含む): 3340247040

約数和(自身を除く): 1783692186

約数列:

[1, 2, 3, 6, 23, 46, 67, 69, 79, 134, 138, 158, 201, 237, 402, 474, 1541, 1817, 2131, 3082, 3634, 4262, 4623, 5293, 5451, 6393, 9246, 10586, 10902, 12786, 15879, 31758, 49013, 98026, 121739, 142777, 147039, 168349, 243478, 285554, 294078, 336698, 365217, 428331, 505047, 730434, 856662, 1010094, 3283871, 3872027, 6567742, 7744054, 9851613, 11279383, 11616081, 19703226, 22558766, 23232162, 33838149, 67676298, 259425809, 518851618, 778277427, 1556554854]

約数ペア:

[(1, 1556554854), (2, 778277427), (3, 518851618), (6, 259425809), (23, 67676298), (46, 33838149), (67, 23232162), (69, 22558766), (79, 19703226), (134, 11616081), (138, 11279383), (158, 9851613), (201, 7744054), (237, 6567742), (402, 3872027), (474, 3283871), (1541, 1010094), (1817, 856662), (2131, 730434), (3082, 505047), (3634, 428331), (4262, 365217), (4623, 336698), (5293, 294078), (5451, 285554), (6393, 243478), (9246, 168349), (10586, 147039), (10902, 142777), (12786, 121739), (15879, 98026), (31758, 49013)]