81208078

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2357}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 146686464

約数和(自身を除く): 65478386

約数列:

[1, 2, 7, 14, 23, 46, 107, 161, 214, 322, 749, 1498, 2357, 2461, 4714, 4922, 16499, 17227, 32998, 34454, 54211, 108422, 252199, 379477, 504398, 758954, 1765393, 3530786, 5800577, 11601154, 40604039, 81208078]

約数ペア:

[(1, 81208078), (2, 40604039), (7, 11601154), (14, 5800577), (23, 3530786), (46, 1765393), (107, 758954), (161, 504398), (214, 379477), (322, 252199), (749, 108422), (1498, 54211), (2357, 34454), (2461, 32998), (4714, 17227), (4922, 16499)]