54778724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13681}}^1$

素因数の和:13716

約数の個数: 48

約数和(自身を含む): 128720256

約数和(自身を除く): 73941532

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 13681, 27362, 54724, 95767, 150491, 177853, 191534, 300982, 355706, 383068, 601964, 711412, 1053437, 1244971, 1956383, 2106874, 2489942, 3912766, 4213748, 4979884, 7825532, 13694681, 27389362, 54778724]

約数ペア:

[(1, 54778724), (2, 27389362), (4, 13694681), (7, 7825532), (11, 4979884), (13, 4213748), (14, 3912766), (22, 2489942), (26, 2106874), (28, 1956383), (44, 1244971), (52, 1053437), (77, 711412), (91, 601964), (143, 383068), (154, 355706), (182, 300982), (286, 191534), (308, 177853), (364, 150491), (572, 95767), (1001, 54724), (2002, 27362), (4004, 13681)]