78521772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{19889}}^1$

素因数の和:19950

約数の個数: 48

約数和(自身を含む): 213857280

約数和(自身を除く): 135335508

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 19889, 39778, 59667, 79556, 119334, 139223, 238668, 278446, 417669, 556892, 835338, 934783, 1670676, 1869566, 2804349, 3739132, 5608698, 6543481, 11217396, 13086962, 19630443, 26173924, 39260886, 78521772]

約数ペア:

[(1, 78521772), (2, 39260886), (3, 26173924), (4, 19630443), (6, 13086962), (7, 11217396), (12, 6543481), (14, 5608698), (21, 3739132), (28, 2804349), (42, 1869566), (47, 1670676), (84, 934783), (94, 835338), (141, 556892), (188, 417669), (282, 278446), (329, 238668), (564, 139223), (658, 119334), (987, 79556), (1316, 59667), (1974, 39778), (3948, 19889)]