2051227563

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1979}}^1$

素因数の和:2648

約数の個数: 48

約数和(自身を含む): 3477893760

約数和(自身を除く): 1426666197

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 641, 1617, 1923, 1979, 4487, 5937, 7051, 13461, 13853, 21153, 21769, 31409, 41559, 49357, 65307, 94227, 96971, 148071, 152383, 290913, 345499, 457149, 1036497, 1066681, 1268539, 3200043, 3805617, 8879773, 13953929, 26639319, 41861787, 62158411, 97677503, 186475233, 293032509, 683742521, 2051227563]

約数ペア:

[(1, 2051227563), (3, 683742521), (7, 293032509), (11, 186475233), (21, 97677503), (33, 62158411), (49, 41861787), (77, 26639319), (147, 13953929), (231, 8879773), (539, 3805617), (641, 3200043), (1617, 1268539), (1923, 1066681), (1979, 1036497), (4487, 457149), (5937, 345499), (7051, 290913), (13461, 152383), (13853, 148071), (21153, 96971), (21769, 94227), (31409, 65307), (41559, 49357)]