61647964

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71023}}^1$

素因数の和:71065

約数の個数: 24

約数和(自身を含む): 127275008

約数和(自身を除く): 65627044

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 71023, 142046, 284092, 497161, 994322, 1988644, 2201713, 4403426, 8806852, 15411991, 30823982, 61647964]

約数ペア:

[(1, 61647964), (2, 30823982), (4, 15411991), (7, 8806852), (14, 4403426), (28, 2201713), (31, 1988644), (62, 994322), (124, 497161), (217, 284092), (434, 142046), (868, 71023)]