681841713

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{76039}}^1$

素因数の和:76117

約数の個数: 24

約数和(自身を含む): 1074901440

約数和(自身を除く): 393059727

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 76039, 228117, 532273, 1596819, 3725911, 4638379, 11177733, 13915137, 32468653, 97405959, 227280571, 681841713]

約数ペア:

[(1, 681841713), (3, 227280571), (7, 97405959), (21, 32468653), (49, 13915137), (61, 11177733), (147, 4638379), (183, 3725911), (427, 1596819), (1281, 532273), (2989, 228117), (8967, 76039)]