18185502727

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1\times {\mathrm{661}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 21462908544

約数和(自身を除く): 3277405817

約数列:

[1, 7, 41, 257, 287, 373, 661, 1799, 2611, 4627, 10537, 15293, 27101, 73759, 95861, 107051, 169877, 189707, 246553, 671027, 1189139, 1725871, 3930301, 6964957, 10108673, 27512107, 48754699, 63364121, 70760711, 443548847, 2597928961, 18185502727]

約数ペア:

[(1, 18185502727), (7, 2597928961), (41, 443548847), (257, 70760711), (287, 63364121), (373, 48754699), (661, 27512107), (1799, 10108673), (2611, 6964957), (4627, 3930301), (10537, 1725871), (15293, 1189139), (27101, 671027), (73759, 246553), (95861, 189707), (107051, 169877)]