138428536

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{16007}}^1$

素因数の和:16083

約数の個数: 32

約数和(自身を含む): 276618240

約数和(自身を除く): 138189704

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2162, 4324, 8648, 16007, 32014, 64028, 128056, 368161, 736322, 752329, 1472644, 1504658, 2945288, 3009316, 6018632, 17303567, 34607134, 69214268, 138428536]

約数ペア:

[(1, 138428536), (2, 69214268), (4, 34607134), (8, 17303567), (23, 6018632), (46, 3009316), (47, 2945288), (92, 1504658), (94, 1472644), (184, 752329), (188, 736322), (376, 368161), (1081, 128056), (2162, 64028), (4324, 32014), (8648, 16007)]