127968688

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8087}}^1$

素因数の和:8161

約数の個数: 40

約数和(自身を含む): 264768768

約数和(自身を除く): 136800080

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 8087, 15824, 16174, 32348, 64696, 129392, 186001, 347741, 372002, 695482, 744004, 1390964, 1488008, 2781928, 2976016, 5563856, 7998043, 15996086, 31992172, 63984344, 127968688]

約数ペア:

[(1, 127968688), (2, 63984344), (4, 31992172), (8, 15996086), (16, 7998043), (23, 5563856), (43, 2976016), (46, 2781928), (86, 1488008), (92, 1390964), (172, 744004), (184, 695482), (344, 372002), (368, 347741), (688, 186001), (989, 129392), (1978, 64696), (3956, 32348), (7912, 16174), (8087, 15824)]