80770878

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{21067}}^1$

素因数の和:21149

約数の個数: 32

約数和(自身を含む): 182027520

約数和(自身を除く): 101256642

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 21067, 42134, 63201, 126402, 189603, 379206, 568809, 1137618, 1495757, 2991514, 4487271, 8974542, 13461813, 26923626, 40385439, 80770878]

約数ペア:

[(1, 80770878), (2, 40385439), (3, 26923626), (6, 13461813), (9, 8974542), (18, 4487271), (27, 2991514), (54, 1495757), (71, 1137618), (142, 568809), (213, 379206), (426, 189603), (639, 126402), (1278, 63201), (1917, 42134), (3834, 21067)]