128587782

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{4969}}^1$

素因数の和:5220

約数の個数: 32

約数和(自身を含む): 271958400

約数和(自身を除く): 143370618

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 227, 454, 681, 1362, 4313, 4969, 8626, 9938, 12939, 14907, 25878, 29814, 94411, 188822, 283233, 566466, 1127963, 2255926, 3383889, 6767778, 21431297, 42862594, 64293891, 128587782]

約数ペア:

[(1, 128587782), (2, 64293891), (3, 42862594), (6, 21431297), (19, 6767778), (38, 3383889), (57, 2255926), (114, 1127963), (227, 566466), (454, 283233), (681, 188822), (1362, 94411), (4313, 29814), (4969, 25878), (8626, 14907), (9938, 12939)]