70678881

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 126555520

約数和(自身を除く): 55876639

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 211, 273, 409, 633, 819, 1227, 1477, 1899, 2743, 2863, 3681, 4431, 5317, 8229, 8589, 13293, 15951, 19201, 24687, 25767, 37219, 47853, 57603, 86299, 111657, 172809, 258897, 334971, 604093, 776691, 1121887, 1812279, 3365661, 5436837, 7853209, 10096983, 23559627, 70678881]

約数ペア:

[(1, 70678881), (3, 23559627), (7, 10096983), (9, 7853209), (13, 5436837), (21, 3365661), (39, 1812279), (63, 1121887), (91, 776691), (117, 604093), (211, 334971), (273, 258897), (409, 172809), (633, 111657), (819, 86299), (1227, 57603), (1477, 47853), (1899, 37219), (2743, 25767), (2863, 24687), (3681, 19201), (4431, 15951), (5317, 13293), (8229, 8589)]