397025278

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 672503040

約数和(自身を除く): 275477762

約数列:

[1, 2, 13, 26, 43, 59, 86, 118, 169, 338, 463, 559, 767, 926, 1118, 1534, 2537, 5074, 6019, 7267, 9971, 12038, 14534, 19909, 19942, 27317, 32981, 39818, 54634, 65962, 78247, 156494, 258817, 355121, 428753, 517634, 710242, 857506, 1174631, 2349262, 3364621, 4616573, 6729242, 9233146, 15270203, 30540406, 198512639, 397025278]

約数ペア:

[(1, 397025278), (2, 198512639), (13, 30540406), (26, 15270203), (43, 9233146), (59, 6729242), (86, 4616573), (118, 3364621), (169, 2349262), (338, 1174631), (463, 857506), (559, 710242), (767, 517634), (926, 428753), (1118, 355121), (1534, 258817), (2537, 156494), (5074, 78247), (6019, 65962), (7267, 54634), (9971, 39818), (12038, 32981), (14534, 27317), (19909, 19942)]