87911432

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 194641920

約数和(自身を除く): 106730488

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 127, 188, 254, 263, 329, 376, 508, 526, 658, 889, 1016, 1052, 1316, 1778, 1841, 2104, 2632, 3556, 3682, 5969, 7112, 7364, 11938, 12361, 14728, 23876, 24722, 33401, 41783, 47752, 49444, 66802, 83566, 86527, 98888, 133604, 167132, 173054, 233807, 267208, 334264, 346108, 467614, 692216, 935228, 1569847, 1870456, 3139694, 6279388, 10988929, 12558776, 21977858, 43955716, 87911432]

約数ペア:

[(1, 87911432), (2, 43955716), (4, 21977858), (7, 12558776), (8, 10988929), (14, 6279388), (28, 3139694), (47, 1870456), (56, 1569847), (94, 935228), (127, 692216), (188, 467614), (254, 346108), (263, 334264), (329, 267208), (376, 233807), (508, 173054), (526, 167132), (658, 133604), (889, 98888), (1016, 86527), (1052, 83566), (1316, 66802), (1778, 49444), (1841, 47752), (2104, 41783), (2632, 33401), (3556, 24722), (3682, 23876), (5969, 14728), (7112, 12361), (7364, 11938)]