388689784

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3371}}^1$

素因数の和:3484

約数の個数: 64

約数和(自身を含む): 874022400

約数和(自身を除く): 485332616

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 71, 116, 142, 203, 232, 284, 406, 497, 568, 812, 994, 1624, 1988, 2059, 3371, 3976, 4118, 6742, 8236, 13484, 14413, 16472, 23597, 26968, 28826, 47194, 57652, 94388, 97759, 115304, 188776, 195518, 239341, 391036, 478682, 684313, 782072, 957364, 1368626, 1675387, 1914728, 2737252, 3350774, 5474504, 6701548, 6940889, 13403096, 13881778, 27763556, 48586223, 55527112, 97172446, 194344892, 388689784]

約数ペア:

[(1, 388689784), (2, 194344892), (4, 97172446), (7, 55527112), (8, 48586223), (14, 27763556), (28, 13881778), (29, 13403096), (56, 6940889), (58, 6701548), (71, 5474504), (116, 3350774), (142, 2737252), (203, 1914728), (232, 1675387), (284, 1368626), (406, 957364), (497, 782072), (568, 684313), (812, 478682), (994, 391036), (1624, 239341), (1988, 195518), (2059, 188776), (3371, 115304), (3976, 97759), (4118, 94388), (6742, 57652), (8236, 47194), (13484, 28826), (14413, 26968), (16472, 23597)]