680962947

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{75941}}^1$

素因数の和:76019

約数の個数: 24

約数和(自身を含む): 1073516112

約数和(自身を除く): 392553165

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 75941, 227823, 531587, 1594761, 3721109, 4632401, 11163327, 13897203, 32426807, 97280421, 226987649, 680962947]

約数ペア:

[(1, 680962947), (3, 226987649), (7, 97280421), (21, 32426807), (49, 13897203), (61, 11163327), (147, 4632401), (183, 3721109), (427, 1594761), (1281, 531587), (2989, 227823), (8967, 75941)]