856757356

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{336247}}^1$

素因数の和:336278

約数の個数: 36

約数和(自身を含む): 1878281328

約数和(自身を除く): 1021523972

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 336247, 672494, 1344988, 2353729, 4371211, 4707458, 8742422, 9414916, 16476103, 17484844, 30598477, 32952206, 61196954, 65904412, 122393908, 214189339, 428378678, 856757356]

約数ペア:

[(1, 856757356), (2, 428378678), (4, 214189339), (7, 122393908), (13, 65904412), (14, 61196954), (26, 32952206), (28, 30598477), (49, 17484844), (52, 16476103), (91, 9414916), (98, 8742422), (182, 4707458), (196, 4371211), (364, 2353729), (637, 1344988), (1274, 672494), (2548, 336247)]