2856998956

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1179

約数の個数: 72

約数和(自身を含む): 5958881376

約数和(自身を除く): 3101882420

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 146, 148, 259, 292, 511, 518, 1021, 1022, 1036, 1369, 2042, 2044, 2701, 2738, 4084, 5402, 5476, 7147, 9583, 10804, 14294, 18907, 19166, 28588, 37777, 37814, 38332, 74533, 75554, 75628, 99937, 149066, 151108, 199874, 264439, 298132, 399748, 521731, 528878, 699559, 1043462, 1057756, 1397749, 1399118, 2086924, 2757721, 2795498, 2798236, 5515442, 5590996, 9784243, 11030884, 19304047, 19568486, 38608094, 39136972, 77216188, 102035677, 204071354, 408142708, 714249739, 1428499478, 2856998956]

約数ペア:

[(1, 2856998956), (2, 1428499478), (4, 714249739), (7, 408142708), (14, 204071354), (28, 102035677), (37, 77216188), (73, 39136972), (74, 38608094), (146, 19568486), (148, 19304047), (259, 11030884), (292, 9784243), (511, 5590996), (518, 5515442), (1021, 2798236), (1022, 2795498), (1036, 2757721), (1369, 2086924), (2042, 1399118), (2044, 1397749), (2701, 1057756), (2738, 1043462), (4084, 699559), (5402, 528878), (5476, 521731), (7147, 399748), (9583, 298132), (10804, 264439), (14294, 199874), (18907, 151108), (19166, 149066), (28588, 99937), (37777, 75628), (37814, 75554), (38332, 74533)]