128898344

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{673}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 245673000

約数和(自身を除く): 116774656

約数列:

[1, 2, 4, 8, 89, 178, 269, 356, 538, 673, 712, 1076, 1346, 2152, 2692, 5384, 23941, 47882, 59897, 95764, 119794, 181037, 191528, 239588, 362074, 479176, 724148, 1448296, 16112293, 32224586, 64449172, 128898344]

約数ペア:

[(1, 128898344), (2, 64449172), (4, 32224586), (8, 16112293), (89, 1448296), (178, 724148), (269, 479176), (356, 362074), (538, 239588), (673, 191528), (712, 181037), (1076, 119794), (1346, 95764), (2152, 59897), (2692, 47882), (5384, 23941)]