128551244

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{1373}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 228523680

約数和(自身を除く): 99972436

約数列:

[1, 2, 4, 89, 178, 263, 356, 526, 1052, 1373, 2746, 5492, 23407, 46814, 93628, 122197, 244394, 361099, 488788, 722198, 1444396, 32137811, 64275622, 128551244]

約数ペア:

[(1, 128551244), (2, 64275622), (4, 32137811), (89, 1444396), (178, 722198), (263, 488788), (356, 361099), (526, 244394), (1052, 122197), (1373, 93628), (2746, 46814), (5492, 23407)]