128147572

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{36037}}^1$

素因数の和:36175

約数の個数: 24

約数和(自身を含む): 258320384

約数和(自身を除く): 130172812

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 36037, 72074, 144148, 252259, 504518, 1009036, 4576699, 9153398, 18306796, 32036893, 64073786, 128147572]

約数ペア:

[(1, 128147572), (2, 64073786), (4, 32036893), (7, 18306796), (14, 9153398), (28, 4576699), (127, 1009036), (254, 504518), (508, 252259), (889, 144148), (1778, 72074), (3556, 36037)]