128215136

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4507}}^1$

素因数の和:4651

約数の個数: 48

約数和(自身を含む): 290820096

約数和(自身を除く): 162604960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 889, 1016, 1778, 2032, 3556, 4064, 4507, 7112, 9014, 14224, 18028, 28448, 31549, 36056, 63098, 72112, 126196, 144224, 252392, 504784, 572389, 1009568, 1144778, 2289556, 4006723, 4579112, 8013446, 9158224, 16026892, 18316448, 32053784, 64107568, 128215136]

約数ペア:

[(1, 128215136), (2, 64107568), (4, 32053784), (7, 18316448), (8, 16026892), (14, 9158224), (16, 8013446), (28, 4579112), (32, 4006723), (56, 2289556), (112, 1144778), (127, 1009568), (224, 572389), (254, 504784), (508, 252392), (889, 144224), (1016, 126196), (1778, 72112), (2032, 63098), (3556, 36056), (4064, 31549), (4507, 28448), (7112, 18028), (9014, 14224)]