2779661857

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1093}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 3555902592

約数和(自身を除く): 776240735

約数列:

[1, 7, 17, 43, 49, 71, 119, 301, 497, 731, 833, 1093, 1207, 2107, 3053, 3479, 5117, 7651, 8449, 18581, 21371, 35819, 46999, 51901, 53557, 59143, 77603, 130067, 149597, 328993, 363307, 543221, 798983, 910469, 1319251, 2302951, 2543149, 3336929, 3802547, 5592881, 9234757, 23358503, 39150167, 56727793, 64643299, 163509521, 397094551, 2779661857]

約数ペア:

[(1, 2779661857), (7, 397094551), (17, 163509521), (43, 64643299), (49, 56727793), (71, 39150167), (119, 23358503), (301, 9234757), (497, 5592881), (731, 3802547), (833, 3336929), (1093, 2543149), (1207, 2302951), (2107, 1319251), (3053, 910469), (3479, 798983), (5117, 543221), (7651, 363307), (8449, 328993), (18581, 149597), (21371, 130067), (35819, 77603), (46999, 59143), (51901, 53557)]