123256

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 276480

約数和(自身を除く): 153224

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 71, 124, 142, 217, 248, 284, 434, 497, 568, 868, 994, 1736, 1988, 2201, 3976, 4402, 8804, 15407, 17608, 30814, 61628, 123256]

約数ペア:

[(1, 123256), (2, 61628), (4, 30814), (7, 17608), (8, 15407), (14, 8804), (28, 4402), (31, 3976), (56, 2201), (62, 1988), (71, 1736), (124, 994), (142, 868), (217, 568), (248, 497), (284, 434)]