51453918

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{21821}}^1$

素因数の和:21960

約数の個数: 24

約数和(自身を含む): 112339656

約数和(自身を除く): 60885738

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 21821, 43642, 65463, 130926, 196389, 392778, 2858551, 5717102, 8575653, 17151306, 25726959, 51453918]

約数ペア:

[(1, 51453918), (2, 25726959), (3, 17151306), (6, 8575653), (9, 5717102), (18, 2858551), (131, 392778), (262, 196389), (393, 130926), (786, 65463), (1179, 43642), (2358, 21821)]