279243978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83257}}^1$

素因数の和:83318

約数の個数: 32

約数和(自身を含む): 615443136

約数和(自身を除く): 336199158

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 83257, 166514, 249771, 499542, 1082341, 2164682, 3247023, 3580051, 6494046, 7160102, 10740153, 21480306, 46540663, 93081326, 139621989, 279243978]

約数ペア:

[(1, 279243978), (2, 139621989), (3, 93081326), (6, 46540663), (13, 21480306), (26, 10740153), (39, 7160102), (43, 6494046), (78, 3580051), (86, 3247023), (129, 2164682), (258, 1082341), (559, 499542), (1118, 249771), (1677, 166514), (3354, 83257)]