81547256

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30983}}^1$

素因数の和:31043

約数の個数: 32

約数和(自身を含む): 178467840

約数和(自身を除く): 96920584

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 30983, 61966, 123932, 216881, 247864, 433762, 867524, 1456201, 1735048, 2912402, 5824804, 10193407, 11649608, 20386814, 40773628, 81547256]

約数ペア:

[(1, 81547256), (2, 40773628), (4, 20386814), (7, 11649608), (8, 10193407), (14, 5824804), (28, 2912402), (47, 1735048), (56, 1456201), (94, 867524), (188, 433762), (329, 247864), (376, 216881), (658, 123932), (1316, 61966), (2632, 30983)]