83870486

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 159096960

約数和(自身を除く): 75226474

約数列:

[1, 2, 7, 14, 17, 34, 53, 61, 106, 109, 119, 122, 218, 238, 371, 427, 742, 763, 854, 901, 1037, 1526, 1802, 1853, 2074, 3233, 3706, 5777, 6307, 6466, 6649, 7259, 11554, 12614, 12971, 13298, 14518, 22631, 25942, 40439, 45262, 46543, 54961, 80878, 93086, 98209, 109922, 113033, 196418, 226066, 352397, 384727, 687463, 704794, 769454, 791231, 1374926, 1582462, 2466779, 4933558, 5990749, 11981498, 41935243, 83870486]

約数ペア:

[(1, 83870486), (2, 41935243), (7, 11981498), (14, 5990749), (17, 4933558), (34, 2466779), (53, 1582462), (61, 1374926), (106, 791231), (109, 769454), (119, 704794), (122, 687463), (218, 384727), (238, 352397), (371, 226066), (427, 196418), (742, 113033), (763, 109922), (854, 98209), (901, 93086), (1037, 80878), (1526, 54961), (1802, 46543), (1853, 45262), (2074, 40439), (3233, 25942), (3706, 22631), (5777, 14518), (6307, 13298), (6466, 12971), (6649, 12614), (7259, 11554)]