128176378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 225706176

約数和(自身を除く): 97529798

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 137, 253, 274, 473, 506, 946, 989, 1507, 1849, 1978, 3014, 3151, 3698, 5891, 6302, 10879, 11782, 20339, 21758, 34661, 40678, 42527, 64801, 69322, 85054, 129602, 135493, 253313, 270986, 467797, 506626, 935594, 1490423, 2786443, 2980846, 5572886, 5826199, 11652398, 64088189, 128176378]

約数ペア:

[(1, 128176378), (2, 64088189), (11, 11652398), (22, 5826199), (23, 5572886), (43, 2980846), (46, 2786443), (86, 1490423), (137, 935594), (253, 506626), (274, 467797), (473, 270986), (506, 253313), (946, 135493), (989, 129602), (1507, 85054), (1849, 69322), (1978, 64801), (3014, 42527), (3151, 40678), (3698, 34661), (5891, 21758), (6302, 20339), (10879, 11782)]