2581978

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4289}}^1$

素因数の和:4341

約数の個数: 16

約数和(自身を含む): 4530240

約数和(自身を除く): 1948262

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 4289, 8578, 30023, 60046, 184427, 368854, 1290989, 2581978]

約数ペア:

[(1, 2581978), (2, 1290989), (7, 368854), (14, 184427), (43, 60046), (86, 30023), (301, 8578), (602, 4289)]