205909040078

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1\times {\mathrm{267721}}^1$

素因数の和:268268

約数の個数: 32

約数和(自身を含む): 356451496128

約数和(自身を除く): 150542456050

約数列:

[1, 2, 7, 14, 137, 274, 401, 802, 959, 1918, 2807, 5614, 54937, 109874, 267721, 384559, 535442, 769118, 1874047, 3748094, 36677777, 73355554, 107356121, 214712242, 256744439, 513488878, 751492847, 1502985694, 14707788577, 29415577154, 102954520039, 205909040078]

約数ペア:

[(1, 205909040078), (2, 102954520039), (7, 29415577154), (14, 14707788577), (137, 1502985694), (274, 751492847), (401, 513488878), (802, 256744439), (959, 214712242), (1918, 107356121), (2807, 73355554), (5614, 36677777), (54937, 3748094), (109874, 1874047), (267721, 769118), (384559, 535442)]